Heavy metal subgenres
Encyclopedia
A number of heavy metal genres have developed since the emergence of heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 (often shortened to metal) during the late 1960s and early 1970s. At times heavy metal genres may overlap or are difficult to distinguish, but they can be identified by a number of traits. They may differ in terms of: instrumentation, tempo
Tempo
In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...

, song structure, vocal style, lyrics, guitar playing style, drumming style, and so on.

Alternative metal

Alternative metal is a cross-genre term used to describe heavy metal bands with a pronounced experimental edge. Bands often use typical heavy metal instruments, but include unconventional lyrics, odd time signatures and unusual technique. In many instances it is described as a fusion of metal and alternative rock. Prominent bands in this genre include Tool
Tool (band)
Tool is an American rock band from Los Angeles, California. Formed in 1990, the group's line-up has included drummer Danny Carey, guitarist Adam Jones, and vocalist Maynard James Keenan. Since 1995, Justin Chancellor has been the band's bassist, replacing their original bassist Paul D'Amour...

 and System of A Down
System of a Down
System of a Down, also known by the acronym SOAD and often shortened to System, is a rock band from Southern California. The band was formed in 1994. It consists of Serj Tankian , Daron Malakian , Shavo Odadjian and John Dolmayan...

.

Avant-garde metal

Avant-garde metal (sometimes called experimental metal) is a cross-genre term used to describe metal bands that exhibit experimentation through non-standard sounds, instruments, and song structures akin to the genre of metal they are rooted in. Examples include Arcturus
Arcturus (band)
Arcturus is an avant-garde metal band formed in Norway in 1987. They named it Arcturus , after the Behenian fixed star Arcturus.-Biography:The band has released four official full-length albums...

, Fantômas
Fantômas (band)
Fantômas is an avant-garde metal supergroup formed in 1998 in California, United States. The band is named after Fantômas, a supervillain featured in a series of crime novels popular in France before World War I and in film, most notably in the 60s French movie series.-History:Fantômas began just...

 and Mr. Bungle
Mr. Bungle
Mr. Bungle was an experimental band from Northern California. The band was formed in 1985 while the members were still in high school and was named after a children's educational film. Mr. Bungle released four demo tapes in the mid to late 1980s before being signed to Warner Bros. Records and...

.

Black metal

Black metal is an extreme
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

 subgenre of heavy metal. It often employs fast tempos, shrieked vocals, highly distorted guitars played with tremolo picking
Tremolo picking
Tremolo picking, also known as alternate picking or double picking, describes the musical technique of picking on a guitar or other string instrument in which a single note is played repeatedly in quick succession. It can be achieved either with the fingers or with a pick...

 in sometimes droning or hypnotic patterns, and unconventional song structure. It places more emphasis on creating a specific atmosphere of dread or depression than death metal or thrash metal, something it shares with doom metal.

During the first half of the 1980s, certain thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 bands established a prototype for black metal. This First Wave includes bands such as Venom
Venom (band)
Venom are an English heavy metal band that formed in 1979 in Newcastle upon Tyne. Coming to prominence towards the end of the New Wave of British Heavy Metal, Venom's first two albums—Welcome to Hell and Black Metal —are considered a major influence on thrash metal and extreme metal in general...

, Bathory
Bathory (band)
Bathory was a Swedish heavy metal band, formed by Quorthon in 1983. They are regarded as pioneers of both black metal and viking metal. Quorthon remained the main songwriter and member of Bathory for more than two decades. Bathory was permanently ended after Quorthon's death in 2004...

, Mercyful Fate
Mercyful Fate
Mercyful Fate was a Danish heavy metal band from Copenhagen. Initially active from 1981 to 1985, they reunited in 1992. The band went on hiatus again in 2000, when frontman King Diamond decided to continue his solo career...

, Hellhammer
Hellhammer
Hellhammer was an influential extreme metal band from Switzerland, active during 1982–1984. They are regarded as being one of the first extreme metal bands and are a key influence on later black metal and death metal bands.-Biography:...

 and Celtic Frost
Celtic Frost
Celtic Frost was a metal band from Zürich, Switzerland. They are known for their heavy influence on the extreme metal genres. The group was first active from 1984 to 1993, and re-formed in 2001. Following Tom Gabriel Fischer's departure in 2008, Celtic Frost decided to break up again...

. A Second Wave emerged in the early 1990s, which consisted primarily of Norwegian
Norway
Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 bands such as Burzum
Burzum
Burzum is a musical project by Varg Vikernes . It began during 1991 in Bergen, Norway and quickly became prominent within the early Norwegian black metal scene...

, Mayhem
Mayhem (band)
Mayhem is a Norwegian black metal band formed in 1984 in Oslo, Norway and regarded as one of the pioneers of the influential Norwegian black metal scene...

, Darkthrone
Darkthrone
Darkthrone is a Norwegian black metal band. They formed in 1987 as a death metal band, but after embracing the black metal style in 1991, they became a driving force in the Norwegian black metal scene. For most of this period Darkthrone has consisted of just two musicians, Nocturno Culto and...

, Immortal
Immortal (band)
Immortal is a black metal band from Bergen, Norway, founded in 1990 by current frontman/guitarist Abbath Doom Occulta and former guitarist Demonaz Doom Occulta...

, Gorgoroth
Gorgoroth
Gorgoroth is a Norwegian black metal band based in Bergen. Formed in 1992 by Infernus , the band is named after the dead plateau of evil and darkness in the land of Mordor from J. R. R. Tolkien's fantasy novel The Lord of the Rings. The group is currently signed to Regain Records and have released...

, Satyricon
Satyricon (band)
Satyricon is a Norwegian black metal band, and the first one in the genre to join a multi-national record label .-Biography:Satyricon was formed in 1990 by Czral and Wargod. Ulver and Satyr soon joined them...

 and Emperor
Emperor (band)
Emperor was a Norwegian black metal band formed in 1991. They dissolved in 2001, but reunited in 2006 and again in 2007 for a few festival dates and brief US tours. The group was founded by Samoth and Ihsahn .-Biography:...

.
Unblack metal
Unblack metal
Unblack metal is a term used to describe musically black metal sounding artists whose lyrics and imagery promote Christianity. Such artists are controversial, mainly because black metal's pioneers, especially those of the Second Wave, intended to encourage hostility towards Christianity...

 is a term coined to describe musically black metal
Black metal
Black metal is an extreme subgenre of heavy metal music. Common traits include fast tempos, shrieked vocals, highly distorted guitars played with tremolo picking, blast beat drumming, raw recording, and unconventional song structure....

 sounding artists whose lyrics and imagery promote Christianity
Christianity
Christianity is a monotheistic religion based on the life and teachings of Jesus as presented in canonical gospels and other New Testament writings...

. Examples include Horde
Horde (band)
Horde is the single-album unblack metal project of Australian musician Jayson Sherlock, formerly of Mortification and Paramaecium. In 1994 the only album Hellig Usvart was released on Nuclear Blast. With a session line-up, Horde played live-shows in 2006, Norway, and in 2010 in Finland and Germany...

, Antestor
Antestor
Antestor is an extreme metal band formed in 1990 in Jessheim, Norway. Credited for starting the whole northern European Christian extreme metal scene, Antestor is the only Christian band to have an album released by Cacophonous Records, which has also released records by bands such as Dimmu Borgir,...

, and Crimson Moonlight
Crimson Moonlight
Crimson Moonlight is a Swedish Christian black metal band which was formed in the summer of 1997 with the mere intention of recording a primitive old school black metal demo and playing one show before breaking up. However, the breakup never happened, and they have since recorded two EPs and two...

.

Christian metal

Christian metal is a cross-genre term used to describe metal bands that introduce Christian themes into their lyrics. This sub-genre has a long tradition within metal, starting with Christian hard rock bands springing up alongside the NWOBHM
New Wave of British Heavy Metal
The New Wave of British Heavy Metal was a heavy metal movement that started in the late 1970s, in Britain, and achieved international attention by the early 1980s. The movement developed as a reaction in part to the decline of early heavy metal bands such as Deep Purple, Led Zeppelin and Black...

 phenomenon to the Christian metalcore bands today. Often the Christian themes are melded with the subjects of the genre the band is rooted in, generally providing a Christian take on the subject matter. Examples include Stryper
Stryper
Stryper is a Christian glam metal band from Orange County, California. The group's lineup consists of Michael Sweet , Oz Fox , Tim Gaines , and Robert Sweet...

, P.O.D.
P.O.D.
Payable on Death is an American Christian metal band formed in 1992. The band's line-up consists of vocalist Sonny Sandoval, drummer Wuv Bernardo, guitarist Marcos Curiel, and bassist Traa Daniels. Their Christian faith is an important part of their music.They have released seven studio albums and...

, Tourniquet
Tourniquet (band)
Tourniquet is a Christian thrash / heavy metal band that was formed in 1989 by Ted Kirkpatrick, Guy Ritter and Gary Lenaire in Los Angeles, California, USA. They are known for incorporating elements of thrash, neo-classical and progressive metal into their music...

 and Mortification
Mortification (band)
Mortification is an Australian Christian extreme metal band which was formed in 1987 as a heavy metal group, Lightforce, by mainstay Steve Rowe on bass guitar and vocals. By 1990, in the Melbourne suburb of Moorabbin, they were renamed as Mortification with the line-up of Rowe, Michael Carlisle on...

.
Unblack metal
Unblack metal
Unblack metal is a term used to describe musically black metal sounding artists whose lyrics and imagery promote Christianity. Such artists are controversial, mainly because black metal's pioneers, especially those of the Second Wave, intended to encourage hostility towards Christianity...

 is a term for Christian metal
Christian metal
Christian metal, also known as white metal, is a form of heavy metal music usually defined by its message in a song's lyrics as well as the band's dedication to Christianity...

 artists who musically sound similar to black metal
Black metal
Black metal is an extreme subgenre of heavy metal music. Common traits include fast tempos, shrieked vocals, highly distorted guitars played with tremolo picking, blast beat drumming, raw recording, and unconventional song structure....

, but promote Christianity
Christianity
Christianity is a monotheistic religion based on the life and teachings of Jesus as presented in canonical gospels and other New Testament writings...

. Examples include Horde
Horde (band)
Horde is the single-album unblack metal project of Australian musician Jayson Sherlock, formerly of Mortification and Paramaecium. In 1994 the only album Hellig Usvart was released on Nuclear Blast. With a session line-up, Horde played live-shows in 2006, Norway, and in 2010 in Finland and Germany...

, Antestor
Antestor
Antestor is an extreme metal band formed in 1990 in Jessheim, Norway. Credited for starting the whole northern European Christian extreme metal scene, Antestor is the only Christian band to have an album released by Cacophonous Records, which has also released records by bands such as Dimmu Borgir,...

, and Crimson Moonlight
Crimson Moonlight
Crimson Moonlight is a Swedish Christian black metal band which was formed in the summer of 1997 with the mere intention of recording a primitive old school black metal demo and playing one show before breaking up. However, the breakup never happened, and they have since recorded two EPs and two...

.

Death metal

Death metal is an extreme
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

 heavy metal subgenre. The genre is typically characterized by the use of heavily distorted guitars,
harsh vocals that are low-pitched or growled,
dark and morbid lyrics, exceptionally fast-paced rhythms and melodies, frequent blast beats on drums, and complex song structures with multiple tempo changes.

Building off of the speed and complexity of thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

, death metal came to true prominence by the mid 1980s. Bands like Possessed
Possessed (band)
Possessed is an American death metal band, originally formed in 1983. Noted for their fast style of playing and Jeff Becerra's guttural vocals, they are routinely called the first band in the death metal genre...

 and pioneer death metal bands such as Death, Morbid Angel
Morbid Angel
Morbid Angel is an American death metal band based in Tampa, Florida. UK music magazine Terrorizer ranked one Morbid Angel album in its “Top 40 greatest death metal albums”, with their 1989 debut Altars of Madness appearing at number 1...

, Cannibal Corpse
Cannibal Corpse
Cannibal Corpse is an American death metal band from Buffalo, New York. Formed in 1988, the band has released eleven studio albums, one box set, and one live album...

, and Deicide
Deicide (band)
Deicide is an American death metal band formed in 1987. Their first two albums, Deicide and Legion, are ranked second and third place in best-selling death metal albums of the SoundScan era.-As Amon/Carnage :...

 are considered prime influences in the genre. In the late 1980s and early 1990s, death metal gained more media attention as popular record labels like Earache Records
Earache Records
Earache Records is a heavy metal-oriented record label based in Nottingham, UK and New York, USA. It helped to pioneer extreme metal by releasing many of the earliest grindcore and death metal records in the period 1988-1994.-History:...

 and Roadrunner Records
Roadrunner Records
Roadrunner Records is an American record label that concentrates primarily on heavy metal bands. It is currently a subsidiary of Warner Music Group.-History:...

 began to sign death metal bands at a rapid rate. Since then, death metal has diversified, spawning a rich variety of subgenres.

Technical death metal


Technical death metal (often abbreviated to tech death) is characterised by fast, technically complex guitar and drum work, often including sweeping guitar solos. Vocals often adopt the guttural sound of death metal. Some of the first tech death bands include Death
Death (band)
Death was an American metal band founded in 1983. The band's founder, Chuck Schuldiner, is considered "a pioneering force in death metal and grindcore". The band ceased to exist after Schuldiner died of brain cancer in 2001, though remains an enduring heavy metal brand.Death is considered one of...

, Pestilence
Pestilence (band)
Pestilence is a death metal band from the Netherlands founded in 1986. Later they incorporated more jazz and fusion elements into their music. After disbanding in order to pursue other musical directions in 1994, Pestilence has reunited in 2008...

, Atheist
Atheist (band)
Atheist is a technical death metal band from Florida, founded in 1984, whose music combines metal riffs with subtle Latin music arrangements and jazz fusion.- History :...

, Nocturnus
Nocturnus
Nocturnus was an American progressive death metal band formed in Tampa, Florida in 1987 by drummer/vocalist Mike Browning . They were known for their science-fiction themed lyrics and use of keyboards, both of which were virtually unknown in extreme metal...

, Cynic
Cynic (band)
Cynic is an American progressive rock band, incorporating experimental music, alternative, metal and jazz fusion elements, founded in Miami, Florida and currently based in Los Angeles, California. Their first album, Focus, released on September 14, 1993, is widely regarded as a landmark release of...

, and Cephalic Carnage
Cephalic Carnage
Cephalic Carnage is an American grindcore band formed in 1992 in Denver, Colorado. The band comprises vocalist Lenzig Leal, guitarists Steve Goldberg and Brian Hopp, drummer John Merryman and bassist Nick Schendzielos...

. The music is often dark in nature, although many bands have claim to classical influence.

Doom metal

Doom metal is an extreme
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

 form of heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 that appeared during the first half of the 1980s. Generally, doom metal features very slow tempo
Tempo
In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...

s, low-tuned guitars and a much "denser" or "heavier" sound than other metal genres. Both the music and the lyrics intend to evoke a sense of despair, dread, and impending doom.

It is strongly influenced by the early work of Black Sabbath
Black Sabbath
Black Sabbath are an English heavy metal band, formed in Aston, Birmingham in 1969 by Ozzy Osbourne , Tony Iommi , Geezer Butler , and Bill Ward . The band has since experienced multiple line-up changes, with Tony Iommi the only constant presence in the band through the years. A total of 22...

, particularly songs such as "Black Sabbath
Black Sabbath (song)
"Black Sabbath" is a song by British heavy metal band of the same name, written in 1969 and released on the band's debut album, Black Sabbath...

" and "Into the Void
Into the Void (Black Sabbath song)
"Into the Void" is a song by Black Sabbath, released in 1971 on their album, Master of Reality. An early version of "Into the Void" called "Spanish Sid" was released on the deluxe edition of Master of Reality...

", which are considered embryonic or prototypical doom metal songs. However, the style was defined as a genre in the early-mid 1980s by bands such as Pentagram
Pentagram (band)
Pentagram is a American heavy metal band from Virginia, most famous as one of the pioneers of doom metal. The band was prolific in the underground scene of the 1970s, producing many demos and rehearsal tapes, but did not release a full-length album until reforming in the early 1980s with an almost...

, Saint Vitus
Saint Vitus (band)
Saint Vitus is an American doom metal band from Los Angeles, formed in 1978. They consist of founding members Dave Chandler and Mark Adams , alongside sporadic singer Scott Weinrich and recently added drummer Henry Vasquez...

 and Candlemass
Candlemass
Candlemass are an influential Swedish doom metal band established in 1984 by Leif Edling , their leader and songwriter. The band is originally from Stockholm. After releasing five full-length albums and touring extensively throughout the 1980s and early 1990s, Candlemass disbanded in 1994, but...

. Doom metal is generally regarded as the basis of the gothic metal
Gothic metal
Gothic metal or goth metal is a subgenre of heavy metal music that combines the aggression of doom metal with the dark melancholy of gothic rock. The music of gothic metal is diverse with bands known to adopt the gothic approach to different styles of heavy metal music...

, stoner metal, sludge metal
Sludge metal
Sludge metal is a subgenre of heavy metal that melds elements of doom metal and hardcore punk, and sometimes incorporates influences from southern rock, stoner rock and grunge. Sludge metal is typically abrasive; often featuring shouted vocals, heavily distorted instruments and sharply contrasting...

 and drone metal
Drone metal
Drone metal is a style of heavy metal that melds the slow tempos and heaviness of doom metal with the long-duration tones of drone music...

 genres.

Funeral doom


Funeral doom is a style of doom metal that crosses death/doom
Death/doom
Death/doom, sometimes writes as death-doom or deathdoom, is an extreme subgenre of heavy metal. It combines the slow tempos and pessimistic or depressive mood of doom metal with the deep growling vocals and double kick drumming of death metal...

 with funeral dirge music
Dirge
A dirge is a somber song expressing mourning or grief, such as would be appropriate for performance at a funeral. A lament. The English word "dirge" is derived from the Latin Dirige, Domine, Deus meus, in conspectu tuo viam meam , the first words of the first antiphon in the Matins of the Office...

. Played at a very slow tempo, an emphasis is placed on evoking a sense of emptiness and despair. Typically, electric guitars are heavily distorted and dark ambient
Dark ambient
Dark ambient is a subgenre of ambient music that features foreboding, ominous, or discordant overtones. Although it had its roots in the 1970s, Dark ambient emerged in the 1980s and 1990s with the introduction of newer, smaller, and more affordable Effects units, synthesizer and sampling technology...

 aspects such as keyboards
Keyboard instrument
A keyboard instrument is a musical instrument which is played using a musical keyboard. The most common of these is the piano. Other widely used keyboard instruments include organs of various types as well as other mechanical, electromechanical and electronic instruments...

 or synthesizer
Synthesizer
A synthesizer is an electronic instrument capable of producing sounds by generating electrical signals of different frequencies. These electrical signals are played through a loudspeaker or set of headphones...

s are often used to create a "dreamlike" atmosphere. Funeral doom was pioneered by Funeral
Funeral (band)
Funeral are a Norwegian funeral doom band formed in 1991 by Thomas Angell and Anders Eek; soon afterward, Einar Frederiksen joined as bassist and songwriter and Christian Loos joined as guitarist...

 (Norway), Thergothon
Thergothon
Thergothon was an influential Finnish doom metal band. They were one of the pioneers of the funeral doom subgenre, starting with their demo Fhtagn nagh Yog-Sothoth and continuing their raw, depressing style with their only album, Stream from the Heavens...

 (Finland), Skepticism
Skepticism (band)
Skepticism is a funeral doom metal band from Finland. Formed in 1991, they are regarded as one of the pioneers of the genre.-Overview of studio work:...

 (Finland) and Corrupted
Corrupted (band)
Corrupted are a Japanese doom/sludge metal band. They are known for their antipathy towards mainstream acceptance, even in their subgenre, which naturally tends towards obscurity. This is reflected not only in their dark and oppressive musical style but their reclusive nature, avoiding interviews...

 (Japan).
Drone metal


Drone doom metal, also known as 'drone doom' or simply 'Drone metal' began as a derivative of doom metal
Doom metal
Doom metal is an extreme form of heavy metal music that typically uses slower tempos, low-tuned guitars and a much "thicker" or "heavier" sound than other metal genres...

 and it is largely defined by drones
Drone (music)
In music, a drone is a harmonic or monophonic effect or accompaniment where a note or chord is continuously sounded throughout most or all of a piece. The word drone is also used to refer to any part of a musical instrument that is just used to produce such an effect.-A musical effect:A drone...

; notes or chords that are sustain
Sustain
In music, sustain is a parameter of musical sound over time. As its name implies, it denotes the period of time during which the sound remains before it becomes inaudible, or silent.Additionally, sustain is the third of the four segments in an ADSR envelope...

ed and repeated throughout a piece of music. Typically, the electric guitar is performed with large amounts of reverb and feedback
Audio feedback
Audio feedback is a special kind of positive feedback which occurs when a sound loop exists between an audio input and an audio output...

, while vocals, if present, are usually growled or screamed. Songs are often very long and lack beat
Beat (music)
The beat is the basic unit of time in music, the pulse of the mensural level . In popular use, the beat can refer to a variety of related concepts including: tempo, meter, rhythm and groove...

 or rhythm
Rhythm
Rhythm may be generally defined as a "movement marked by the regulated succession of strong and weak elements, or of opposite or different conditions." This general meaning of regular recurrence or pattern in time may be applied to a wide variety of cyclical natural phenomena having a periodicity or...

 in the traditional sense. Drone doom is generally influenced by drone music
Drone music
Drone music is a minimalist musical style that emphasizes the use of sustained or repeated sounds, notes, or tone-clusters – called drones. It is typically characterized by lengthy audio programs with relatively slight harmonic variations throughout each piece compared to other musics...

, noise music
Noise music
Noise music is a term used to describe varieties of avant-garde music and sound art that may use elements such as cacophony, dissonance, atonality, noise, indeterminacy, and repetition in their realization. Noise music can feature distortion, various types of acoustically or electronically...

 and minimalist music
Minimalist music
Minimal music is a style of music associated with the work of American composers La Monte Young, Terry Riley, Steve Reich, and Philip Glass. It originated in the New York Downtown scene of the 1960s and was initially viewed as a form of experimental music called the New York Hypnotic School....

. The style emerged in the early 1990s and was pioneered by Earth
Earth (band)
Earth is an American musical group based in Seattle, Washington, formed in 1989 and led by guitarist Dylan Carlson.Earth's music is nearly all instrumental, and can be divided into two distinct stages...

, Boris
Boris (band)
is a Japanese experimental rock band, known for often combining and switching between different music genres including drone metal, sludge metal, noise rock, psychedelic rock, ambient and pop...

 and Sunn O)))
Sunn O)))
Sunn O))) is an American doom metal band known for its synthesis of diverse genres including drone, ambient, noise, and black metal. Supported by a varying cast of collaborators, the band has two core members: Stephen O'Malley and Greg Anderson .-History:Sunn O))) is named after the Sunn...

.

Sludge metal


Sludge metal began as a derivative of doom metal
Doom metal
Doom metal is an extreme form of heavy metal music that typically uses slower tempos, low-tuned guitars and a much "thicker" or "heavier" sound than other metal genres...

, incorporating hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

 and elements of southern rock
Southern rock
Southern rock is a subgenre of rock music, and genre of Americana. It developed in the Southern United States from rock and roll, country music, and blues, and is focused generally on electric guitar and vocals...

. Many sludge bands compose slow and heavy songs that contain brief hardcore passages. However, some bands emphasise fast tempos throughout their music. The string instruments are heavily distorted
Distortion (guitar)
Distortion effects create "warm", "dirty" and "fuzzy" sounds by compressing the peaks of a musical instrument's sound wave and adding overtones. The three principal types of distortion effects are overdrive, distortion and fuzz. Distortion effects are sometimes called “gain” effects, as distorted...

 and are often played with large amounts of feedback
Audio feedback
Audio feedback is a special kind of positive feedback which occurs when a sound loop exists between an audio input and an audio output...

 to produce an abrasive, sludgy sound. Drumming is often performed in typical doom metal fashion, but drummers may employ hardcore d-beat
D-beat
D-beat is a style of hardcore punk developed in the early 1980s by imitators of Discharge, for whom the genre is named. Discharge may have themselves inherited the beat from Motörhead. The first such group was The Varukers.The vocal content of D-beat tends towards shouted slogans...

 or double-kick drumming during faster passages. Vocals are usually shouted or screamed, and lyrics are generally pessimistic in nature. Suffering, drug abuse, politics and anger towards society are common lyrical themes. New Orleans
New Orleans, Louisiana
New Orleans is a major United States port and the largest city and metropolitan area in the state of Louisiana. The New Orleans metropolitan area has a population of 1,235,650 as of 2009, the 46th largest in the USA. The New Orleans – Metairie – Bogalusa combined statistical area has a population...

 with its metal scene is often considered as its birthplace. The style was pioneered in the early 1990s by bands such as Eyehategod
Eyehategod
Eyehategod is an American sludge metal band from New Orleans who formed in 1988. They have become one of the most well known bands to emerge from the NOLA metal scene...

, Crowbar, Buzzov*en and Acid Bath
Acid Bath
Acid Bath was a seminal American sludge metal band from Houma, Louisiana that was active from 1991 to 1997. Acid Bath combined doom metal roots with influences from black metal, death metal, gothic rock, blues, folk, and country...

.

Extreme metal

Extreme metal is a cross-genre term used to describe heavy metal that is considerably heavier, faster, more aggressive and more abrasive. For example; vocalists may often use death growls or high-pitched shrieks and more obscene lyrics, drummers may often use blast beats, and the band's appearance may be intended to shock. Bands of this grouping are typically of the black metal
Black metal
Black metal is an extreme subgenre of heavy metal music. Common traits include fast tempos, shrieked vocals, highly distorted guitars played with tremolo picking, blast beat drumming, raw recording, and unconventional song structure....

, death metal
Death metal
Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

, doom metal
Doom metal
Doom metal is an extreme form of heavy metal music that typically uses slower tempos, low-tuned guitars and a much "thicker" or "heavier" sound than other metal genres...

 and thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 genres. The term is also used when a band is musically "extreme" enough but does not conform easily to any of the extreme metal genres; bands of this calibre include Cradle of Filth
Cradle of Filth
Cradle of Filth are an English extreme metal band, formed in Suffolk in 1991. The band's musical style evolved from black metal to a cleaner and more "produced" amalgam of gothic metal, symphonic black metal, and other extreme metal styles, while their lyrical themes and imagery are heavily...

, Celtic Frost
Celtic Frost
Celtic Frost was a metal band from Zürich, Switzerland. They are known for their heavy influence on the extreme metal genres. The group was first active from 1984 to 1993, and re-formed in 2001. Following Tom Gabriel Fischer's departure in 2008, Celtic Frost decided to break up again...

 and Strapping Young Lad
Strapping Young Lad
Strapping Young Lad was a Canadian extreme metal band formed by Devin Townsend in Vancouver, British Columbia, in 1994. The band started as a one-man studio project; Townsend played most of the instruments on the 1995 debut album, Heavy as a Really Heavy Thing...

.

Glam metal

Glam metal (also known as hair metal) is a term used to describe the visual style of certain heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 bands that arose in the late 1970s and early 1980s in the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

, particularly on the Los Angeles
Los Ángeles
Los Ángeles is the capital of the province of Biobío, in the commune of the same name, in Region VIII , in the center-south of Chile. It is located between the Laja and Biobío rivers. The population is 123,445 inhabitants...

 Sunset Strip
Sunset Strip
The Sunset Strip is the name given to the mile-and-a-half stretch of Sunset Boulevard that passes through West Hollywood, California. It extends from West Hollywood's eastern border with Hollywood at Harper Avenue, to its western border with Beverly Hills at Sierra Drive...

 music scene. It was popular throughout the 1980s and briefly in the early 1990s, combining the flamboyant look of glam rock
Glam rock
Glam rock is a style of rock and pop music that developed in the UK in the early 1970s, which was performed by singers and musicians who wore outrageous clothes, makeup and hairstyles, particularly platform-soled boots and glitter...

 and playing a commercial hard rock/heavy metal musical style. "Hair bands" was the term popularized by MTV
MTV
MTV, formerly an initialism of Music Television, is an American network based in New York City that launched on August 1, 1981. The original purpose of the channel was to play music videos guided by on-air hosts known as VJs....

 in the 1990s and derives from the tendency among glam metal acts to style their long hair in a teased-up
Backcombing
Backcombing is a way of combing hair which is used to create volume as well as to create certain hairstyles. Backcombing means repeatedly combing the hair towards the scalp, causing the hair to tangle and knot up...

 fashion. Many of the bands donned make-up to achieve an androgynous look, similar to that of some 1970s glam rock acts. Mötley Crüe
Mötley Crüe
Mötley Crüe is an American heavy metal band formed in Los Angeles, California in 1981. The group was founded by bass guitarist Nikki Sixx and drummer Tommy Lee, who were later joined by lead guitarist Mick Mars and lead singer Vince Neil...

, Poison
Poison (band)
Poison is an American glam metal band that achieved great success in the mid-1980s to mid-1990s. To date, Poison has sold over 30 million records worldwide and have sold 15 million records in the United States alone. The band has also charted ten singles to the Top 40 of the Billboard Hot 100,...

 and Twisted Sister
Twisted Sister
Twisted Sister is an American heavy metal band from Long Island. Musically, the band implements elements of traditional heavy metal bands such as Iron Maiden and Judas Priest, along with a style that is similar to early glam metal bands...

 are examples of bands who adopted the glam metal look in their stage attire and their music video imagery.

Gothic metal

Gothic metal is characterised as a combination of the dark melancholy of gothic rock
Gothic rock
Gothic rock is a musical subgenre of post-punk and alternative rock that formed during the late 1970s. Gothic rock bands grew from the strong ties they had to the English punk rock and emerging post-punk scenes...

 with the aggression and sonic power of highly amplified heavy metal music. The genre originated during the mid 1990s in Europe
Europe
Europe is, by convention, one of the world's seven continents. Comprising the westernmost peninsula of Eurasia, Europe is generally 'divided' from Asia to its east by the watershed divides of the Ural and Caucasus Mountains, the Ural River, the Caspian and Black Seas, and the waterways connecting...

 as an outgrowth of doom-death
Death/doom
Death/doom, sometimes writes as death-doom or deathdoom, is an extreme subgenre of heavy metal. It combines the slow tempos and pessimistic or depressive mood of doom metal with the deep growling vocals and double kick drumming of death metal...

, a fusion genre of doom metal
Doom metal
Doom metal is an extreme form of heavy metal music that typically uses slower tempos, low-tuned guitars and a much "thicker" or "heavier" sound than other metal genres...

 and death metal
Death metal
Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

. Examples of gothic metal bands include Paradise Lost
Paradise Lost (band)
Paradise Lost are a heavy metal band that formed in 1988 in Halifax, England.-History:Their first three full-length albums are examples of the death/doom style, although the latter two incorporated some melodic and gothic elements...

, Lacuna Coil
Lacuna Coil
Lacuna Coil is an Italian gothic metal band from Milan. Formed in 1994, the group has had two name changes since being previously known as Sleep of Right and Ethereal and was inspired by the combination of gothic imagery and music...

, Type O Negative
Type O Negative
Type O Negative was a gothic metal band from Brooklyn, New York City. The band also incorporated elements of doom metal and thrash metal. Their dramatic lyrical emphasis on themes of romance, depression, and death resulted in the nickname "The Drab Four"...

, Moonspell
Moonspell
Moonspell is a Portuguese gothic metal band from Brandoa, Lisbon. Formed in 1992, the group released their first EP Under the Moonspell in 1994, a year before the release of their first album Wolfheart...

, My Dying Bride
My Dying Bride
My Dying Bride are an English doom metal band formed in 1990. To date, My Dying Bride have released eleven full-length studio albums, three EPs, one demo, one box set, four compilation albums, one live album, and one live CD/DVD release. The band released their tenth studio album, For Lies I Sire,...

, Elis
Elis
Elis, or Eleia is an ancient district that corresponds with the modern Elis peripheral unit...

, Sirenia
Sirenia
Sirenia is an order of fully aquatic, herbivorous mammals that inhabit swamps, rivers, estuaries, marine wetlands, and coastal marine waters. Four species are living, in two families and genera. These are the dugong and manatees...

, Stravaganzza
Stravaganzza
Stravaganzza is a Symphonic metal/Gothic metal band from Madrid, Spain formed in 2004, the band has since released 3 studio albums and one EP. They combines element of extreme metal such as gothic metal, death metal, doom metal and black metal with heavily orchestrated symphonic metal and...

, Theatre of Tragedy
Theatre of Tragedy
Theatre of Tragedy was a Norwegian band from Stavanger, active between 1993 and 2010. They are best known for their earlier albums, which provided a great deal of influence to the gothic metal genre.-Biography:...

 and Tristania
Tristania (band)
Tristania is a band from Norway, formed in 1996 by Morten Veland, Einar Moen and Kenneth Olsson. Tristania's music is usually classified as symphonic gothic metal with doom/death metal influences , due to its strong ties with the goth metal's history...

.

Groove metal

Groove metal (also known as neo-thrash, post-thrash, or power groove)
consists of slow or mid-tempo and down tuned thrash
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 riffs, blues
Blues
Blues is the name given to both a musical form and a music genre that originated in African-American communities of primarily the "Deep South" of the United States at the end of the 19th century from spirituals, work songs, field hollers, shouts and chants, and rhymed simple narrative ballads...

y guitar solos, greatly emphasized drum work and harsh vocals. Examples of groove metal include Lamb Of God
Lamb of God (band)
Lamb of God is an American heavy metal band from Richmond, Virginia. Formed in 1994, the group consists of vocalist Randy Blythe, guitarists Mark Morton and Willie Adler, bassist John Campbell, and drummer Chris Adler...

, Pantera
Pantera
Pantera was an American heavy metal band from Arlington, Texas. Formed by the Abbott brothers, Vinnie Paul and Dimebag Darrell in 1981, bassist Rex Brown would join in late 1981 with vocalist Terry Glaze. Looking for a new and heavier sound, Pantera had Terry replaced in 1987 with Phil Anselmo as...

, Machine Head
Machine Head (band)
Machine Head is an American heavy metal band from Oakland, California. Formed on October 12, 1991, the group was founded by Robb Flynn and Adam Duce. There have been 4 member changes since their inception. The current lineup of the band comprises Flynn , Duce , ex-Vio-Lence guitarist Phil Demmel ,...

, Fear Factory
Fear Factory
Fear Factory is an American industrial metal band. Formed in 1989, they have released seven full-length albums and a number of singles and remixes. Over the course of their career they have evolved from a succession of styles, as well as steadily pioneered a combination of the styles death metal,...

, and Sepultura
Sepultura
Sepultura is a Brazilian heavy metal band from Belo Horizonte, formed in 1984. The band was a major force in the death metal, thrash metal and ultimately groove metal realms during the late 1980s and early 1990s, with their later experiments melding nu metal, hardcore punk and industrial.Sepultura...

.

Industrial metal

Industrial metal combines elements of industrial music
Industrial music
Industrial music is a style of experimental music that draws on transgressive and provocative themes. The term was coined in the mid-1970s with the founding of Industrial Records by the band Throbbing Gristle, and the creation of the slogan "industrial music for industrial people". In general, the...

 and heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

. It is usually centered around repetitive metal guitar riffs, sampling
Sampling (music)
In music, sampling is the act of taking a portion, or sample, of one sound recording and reusing it as an instrument or a different sound recording of a song or piece. Sampling was originally developed by experimental musicians working with musique concrète and electroacoustic music, who physically...

, synthesizer
Synthesizer
A synthesizer is an electronic instrument capable of producing sounds by generating electrical signals of different frequencies. These electrical signals are played through a loudspeaker or set of headphones...

 or sequencer
Music sequencer
The music sequencer is a device or computer software to record, edit, play back the music, by handling note and performance information in several forms, typically :...

 lines, and distorted vocals. Prominent industrial metal groups include Ministry
Ministry (band)
Ministry is an American industrial metal band founded by lead singer Al Jourgensen in 1981. Originally a synthpop outfit, Ministry changed its style to industrial metal in the late 1980s. Ministry found mainstream success in the early 1990s with its most successful album Psalm 69: The Way to...

, Nine Inch Nails
Nine Inch Nails
Nine Inch Nails is an American industrial rock project, founded in 1988 by Trent Reznor in Cleveland, Ohio. As its main producer, singer, songwriter, and instrumentalist, Reznor is the only official member of Nine Inch Nails and remains solely responsible for its direction...

, Marilyn Manson
Marilyn Manson
Marilyn Manson may refer to:* Marilyn Manson , an American rock musician* Marilyn Manson , the American rock band led by the singer of the same name...

, and Godflesh
Godflesh
Godflesh are an English industrial metal band from Birmingham, England. Originally known as Fall of Because, they formed in 1988 by Justin K. Broadrick and G.C. Green and disbanded in 2002. Godflesh's innovative music is widely regarded as a foundational influence on industrial metal and post-metal...

.

Neo-classical metal

Neo-classical metal (also known as shred metal) is a subgenre that is heavily influenced by classical music
Classical music
Classical music is the art music produced in, or rooted in, the traditions of Western liturgical and secular music, encompassing a broad period from roughly the 11th century to present times...

 in its style of composition. It uses a very technical style of guitar soloing called shred guitar
Shred guitar
Shred guitar or shredding is lead electric guitar playing that relies heavily on fast guitar solos. While some critics argue that shred guitar is associated with "... sweep-picked arpeggios, diminished and harmonic minor scales, finger-tapping and ... whammy-bar abuse", several guitar...

, in which guitarists use cross-picking, sweep picking, and economy picking to play rapid scales and arpeggios. As well, it uses elements borrowed from classical music; including instruments, scales and melodies. Yngwie J. Malmsteen
Yngwie J. Malmsteen
Yngwie Johann Malmsteen is a Swedish guitarist, songwriter, multi-instrumentalist and bandleader. Malmsteen became known for his neo-classical playing approach in heavy metal music which became a new musical style in the early 1980s.- Early life :...

, Tony MacAlpine
Tony MacAlpine
Tony Jeff MacAlpine is an American guitarist and keyboardist. Having released ten studio albums over a career spanning more than two decades, he is best known as an instrumental solo guitarist, although he has worked with many different bands and musicians in the form of guest appearances and...

 and Vinnie Moore
Vinnie Moore
Vinnie Moore is a guitarist and a member of the English hard rock band UFO. Along with Yngwie Malmsteen, Tony MacAlpine, and others, Moore is known as one of the most influential guitarists to emerge out of the shredder boom in the mid 1980s.-Biography:Moore was born in New Castle, Delaware...

 are prominent performers in this genre.

Nu metal

Nu metal is a subgenre that blends grunge
Grunge
Grunge is a subgenre of alternative rock that emerged during the mid-1980s in the American state of Washington, particularly in the Seattle area. Inspired by hardcore punk, heavy metal, and indie rock, grunge is generally characterized by heavily distorted electric guitars, contrasting song...

 elements with other styles, including hip hop
Hip hop music
Hip hop music, also called hip-hop, rap music or hip-hop music, is a musical genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted...

 and post-hardcore
Post-hardcore
Post-hardcore is a genre of music that developed from hardcore punk, itself an offshoot of the broader punk rock movement. Like post-punk, post-hardcore is a term for a broad constellation of groups...

. Some nu metal bands use seven-string guitar
Seven-string guitar
A seven-string guitar is a guitar with seven strings instead of the usual six. Some types of seven-string guitars are specific to certain cultures . The standard 7-string guitar tuning is BEADGbe...

s, which are sometimes down-tuned to increase heaviness, resulting in bass guitar
Bass guitar
The bass guitar is a stringed instrument played primarily with the fingers or thumb , or by using a pick....

ists using five and six-string instruments. Turntables
Turntablism
Turntablism is the art of manipulating sounds and creating music using phonograph turntables and a DJ mixer.The word 'turntablist' was coined in 1995 by DJ Babu to describe the difference between a DJ who just plays records, and one who performs by touching and moving the records, stylus and mixer...

, sequencers
Music sequencer
The music sequencer is a device or computer software to record, edit, play back the music, by handling note and performance information in several forms, typically :...

 and samplers
Sampler (musical instrument)
A sampler is an electronic musical instrument similar in some respects to a synthesizer but, instead of generating sounds, it uses recordings of sounds that are loaded or recorded into it by the user and then played back by means of a keyboard, sequencer or other triggering device to perform or...

 are sometimes included. In 1994, Korn became the first band to be labeled as "nu metal". Slipknot
Slipknot (band)
Slipknot is an American heavy metal band from Des Moines, Iowa. Formed in 1995, the group was founded by percussionist Shawn Crahan and bassist Paul Gray...

, Linkin Park
Linkin Park
Linkin Park is an American rock band from Agoura Hills, California. Formed in 1996, the band rose to international fame with their debut album, Hybrid Theory, which was certified Diamond by the RIAA in 2005 and multi-platinum in several other countries...

, Deftones
Deftones
Deftones are an American alternative metal band from Sacramento, California, founded in 1988. The band consists of Chino Moreno , Stephen Carpenter , Chi Cheng , Frank Delgado , and Abe Cunningham . Currently Sergio Vega is standing in on bass while Cheng recovers from a car accident...

, and Korn
Korn
Korn is an American nu metal band from Bakersfield, California, formed in 1993. The current band line up includes four members: Jonathan Davis, James "Munky" Shaffer, Reginald "Fieldy" Arvizu, and Ray Luzier. The band was formed as an expansion of L.A.P.D.The band released their first demo album,...

 are prominent bands in this genre.

Power metal

Power metal is more upbeat than most metal genres, taking heavy influence from heavy metal and speed metal. Power metal often emphasizes clean, melodic, high-pitched vocals, fast pacing that is mostly driven by double bass drumming and melodic lead guitar. The rhythm guitar is defined by straight power chord progressions. Sometimes, screamed vocals or gang vocals are used, but usually only as backing vocals. Power metal leans toward the positive, happy side of life, seeking to empower the listener and inspire joy and courage. Power metal lyrics usually involve fantasy
Fantasy
Fantasy is a genre of fiction that commonly uses magic and other supernatural phenomena as a primary element of plot, theme, or setting. Many works within the genre take place in imaginary worlds where magic is common...

 or science fiction
Science fiction
Science fiction is a genre of fiction dealing with imaginary but more or less plausible content such as future settings, futuristic science and technology, space travel, aliens, and paranormal abilities...

 themes. Examples of power metal bands include Stratovarius
Stratovarius
Stratovarius are a Finnish power metal band that formed in 1984. Since their formation they have released 13 studio albums and one live album. Along with Helloween, Blind Guardian, Rhapsody of Fire and Gamma Ray, Stratovarius are considered one of the leading groups of the power metal and symphonic...

, Sonata Arctica
Sonata Arctica
Sonata Arctica are a Finnish power metal band from the town of Kemi, originally assembled in 1995. Their later works contain several elements typical of progressive metal.....

, Helloween
Helloween
Helloween is a German power metal band founded in the mid 1980s by members of Iron Fist and Powerfool. The band was a pioneering force in the European Power Metal movement and their second and third studio albums, Keeper of the Seven Keys, Pt...

, Dragonforce
DragonForce
DragonForce are an English power metal band from London. Formed in 1999, the group is known for its long and fast guitar solos, fantasy-based lyrics, and electronic sounds in their music to add to their retro video game-influenced sound. Guitarists Herman Li and Sam Totman are the only two...

, Kamelot
Kamelot
Kamelot is an American symphonic power metal band from Tampa, Florida. The band was formed by Thomas Youngblood and Richard Warner in 1991. Norwegian vocalist Roy Khan joined for the album Siége Perilous, and shared song-writing duties with Youngblood until his departure in April 2011.As of 2010,...

, Firewind
Firewind
Firewind is a Greek power metal band. Formed in 1998, the group is currently signed to Century Media Records and was originally a small project created by guitarist, Gus G. to showcase his demo, Nocturnal Symphony in 1998. Firewind later became a full band over three years later when they recorded...

, Sabaton
Sabaton (band)
Sabaton is a Grammis-nominated power metal band from Falun, Sweden formed in 1999. The band's main lyrical themes are those of historical wars. This is heard in albums Primo Victoria, Attero Dominatus and Coat of Arms where all of the songs, except final tracks, take inspiration from historical...

 and Blind Guardian
Blind Guardian
Blind Guardian is a German power metal band formed in the mid-1980s in Krefeld, West Germany. They are often credited as one of the seminal and most influential bands in the power metal and speed metal subgenres...

.

Speed metal

Speed metal originated in the late 1970s and early 1980s and was the direct musical progenitor of thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

. When speed metal first emerged as a genre, it increased the tempos that had been used by early heavy metal bands, while retaining their melodic approaches. Examples of speed metal include Venom
Venom (band)
Venom are an English heavy metal band that formed in 1979 in Newcastle upon Tyne. Coming to prominence towards the end of the New Wave of British Heavy Metal, Venom's first two albums—Welcome to Hell and Black Metal —are considered a major influence on thrash metal and extreme metal in general...

, Motorhead, Annihilator
Annihilator (band)
Annihilator is a Canadian heavy metal band hailing from Ottawa, Ontario, also from Vancouver, British Columbia between 1987-2002 by founding member, vocalist, guitarist and bassist Jeff Waters. The band has been around since 1984 and is the biggest selling heavy metal artist from Canada in history,...

 and Accept
Accept
Accept is a German heavy metal band from the town of Solingen, originally assembled by former vocalist Udo Dirkschneider, guitarist Wolf Hoffmann and bassist Peter Baltes. Their beginnings can be traced back to the late 1960s...

.

Symphonic metal

Symphonic metal varies in form. It most commonly refers to heavy metal bands that use orchestral elements in their music. These elements include full orchestras, opera
Opera
Opera is an art form in which singers and musicians perform a dramatic work combining text and musical score, usually in a theatrical setting. Opera incorporates many of the elements of spoken theatre, such as acting, scenery, and costumes and sometimes includes dance...

 themes, vocals or keyboard playing akin to that of opera or symphony music, and a softer and more upbeat nature than other metal genres. Prominent examples include Nightwish
Nightwish
Nightwish is a Finnish symphonic metal band from Kitee, Finland. Formed in 1996 by songwriter and keyboardist Tuomas Holopainen, guitarist Emppu Vuorinen, and former vocalist Tarja Turunen, Nightwish's current line-up has five members, although Tarja has been replaced by Anette Olzon and the...

, Within Temptation
Within Temptation
Within Temptation is a Dutch symphonic gothic metal/rock band founded in 1996 by vocalist Sharon den Adel and guitarist Robert Westerholt. Their music is described as symphonic metal, although their earlier material, such as Enter, was gothic metal. In an interview, Den Adel said they fell into a...

, Epica
Epica (band)
Epica is a Dutch symphonic metal band founded by guitarist and vocalist Mark Jansen subsequent to his departure from After Forever. They are known for their symphonic sound and the use of female vocals and male growls performed by Simone Simons and Mark Jansen, respectively. All six members write...

 and Therion
Therion (band)
Therion is a Swedish symphonic metal band founded by Christofer Johnsson in 1987. The word "therion" comes from the Greek therion , meaning "Beast," i.e., that of the Christian Book of Revelation...

.

Thrash metal

Thrash metal is often regarded as the first form of extreme metal
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

. It is generally characterised by its fast tempos, complexity and aggression. Thrash metal guitar playing is most notable for the "chugging" sound it creates through low-pitched palm mute
Palm mute
The palm mute is a playing technique for guitar and bass guitar executed by placing the side of the picking hand below the little finger across all of the strings very close to the bridge and then plucking the strings with the fingers while the damping is in effect. This produces a muted sound...

d riffs, and high-pitched shred guitar solos. Drummers often use double-kick and double-bass drumming. Vocals are most often shouted or sung in an aggressive manner.

Thrash metal evolved from speed metal
Speed metal
Speed metal is a sub-genre of heavy metal music that originated in the late 1970s from NWOBHM and hardcore punk roots. It is described by Allmusic as "extremely fast, abrasive, and technically demanding" music....

, NWOBHM and early hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

 at the beginning of the 1980s, although Black Sabbath
Black Sabbath
Black Sabbath are an English heavy metal band, formed in Aston, Birmingham in 1969 by Ozzy Osbourne , Tony Iommi , Geezer Butler , and Bill Ward . The band has since experienced multiple line-up changes, with Tony Iommi the only constant presence in the band through the years. A total of 22...

's 1975 song "Symptom of the Universe" is often regarded as the earliest example of a thrash metal riff, and "Stone Cold Crazy
Stone Cold Crazy
"Stone Cold Crazy" is a song by English rock band Queen from their successful 1974 album Sheer Heart Attack. The song is the eighth track on the album. Although the song was never released as a single, it was played live at almost every Queen concert between 1974-1978...

" by Queen
Queen (band)
Queen are a British rock band formed in London in 1971, originally consisting of Freddie Mercury , Brian May , John Deacon , and Roger Taylor...

 is an even earlier example. Bands such as Metallica
Metallica
Metallica is an American heavy metal band from Los Angeles, California. Formed in 1981 when James Hetfield responded to an advertisement that drummer Lars Ulrich had posted in a local newspaper. The current line-up features long-time lead guitarist Kirk Hammett and bassist Robert Trujillo ...

, Slayer
Slayer
Slayer is an American thrash metal band formed in Huntington Park, California, in 1981 by guitarists Jeff Hanneman and Kerry King. Slayer rose to fame with their 1986 release, Reign in Blood, and is credited as one of the "Big Four" thrash metal acts, along with Metallica, Megadeth and...

, Anthrax
Anthrax (band)
Anthrax is an American heavy metal band from New York City, formed in 1981. Founded by guitarists Scott Ian and Danny Lilker, the band has since released ten studio albums and 20 singles, and an EP featuring Public Enemy. The band was one of the most popular of the 1980s thrash metal scene...

 and Megadeth
Megadeth
Megadeth is an American heavy metal band from Los Angeles, California which was formed in 1983 by guitarist/vocalist Dave Mustaine, bassist Dave Ellefson and guitarist Greg Handevidt, following Mustaine's expulsion from Metallica. The band has since released 13 studio albums, three live albums, two...

 spearheaded thrash metal and are referred to as the genre's "Big Four", while on the European side Sodom
Sodom (band)
Sodom is a German Thrash metal trio from Gelsenkirchen, formed in 1981.Along with the bands Kreator and Destruction, Sodom is considered one of the "big three" of Teutonic thrash metal...

, Kreator
Kreator
Kreator is a thrash metal band from Essen, Germany, formed in 1978, but formalized in 1982 under the name Tormentor. They originally performed a speed metal style with Venom influences. Their style of music is similar to their compatriots Destruction and Sodom, the other two big German thrash metal...

 and Destruction
Destruction (band)
Destruction is a German thrash metal band. They are considered one of the "three kings" of the Teutonic thrash metal scene, the others being Kreator and Sodom...

 form the so-called "Teutonic Thrash Triangle".

Traditional heavy metal

Traditional heavy metal, also known as classic metal or often simply heavy metal, is a recent umbrella term describing bands and artists who play a metal music style similar to the style heard before the genre evolved and splintered into many different styles and subgenres. It is characterized by mid-to-fast-tempo riff
RIFF
The Resource Interchange File Format is a generic file container format for storing data in tagged chunks. It is primarily used to store multimedia such as sound and video, though it may also be used to store any arbitrary data....

s, by thumping basslines, crunchy riffs, extended lead guitar solos, and clean, often high-pitched vocals and anthemic choruses. It is not generally categorized as a subgenre of metal, but the main genre of it. Examples include Led Zeppelin
Led Zeppelin
Led Zeppelin were an English rock band, active in the late 1960s and throughout the 1970s. Formed in 1968, they consisted of guitarist Jimmy Page, singer Robert Plant, bassist/keyboardist John Paul Jones, and drummer John Bonham...

, Deep Purple
Deep Purple
Deep Purple are an English rock band formed in Hertford in 1968. Along with Led Zeppelin and Black Sabbath, they are considered to be among the pioneers of heavy metal and modern hard rock, although some band members believe that their music cannot be categorised as belonging to any one genre...

, Black Sabbath
Black Sabbath
Black Sabbath are an English heavy metal band, formed in Aston, Birmingham in 1969 by Ozzy Osbourne , Tony Iommi , Geezer Butler , and Bill Ward . The band has since experienced multiple line-up changes, with Tony Iommi the only constant presence in the band through the years. A total of 22...

, The Jimi Hendrix Experience
The Jimi Hendrix Experience
The Jimi Hendrix Experience were an English-American psychedelic rock band that formed in London in October 1966. Comprising eponymous singer-songwriter and guitarist Jimi Hendrix, bassist and backing vocalist Noel Redding and drummer Mitch Mitchell, the band was active until June 1969, in which...

, Aerosmith
Aerosmith
Aerosmith is an American rock band, sometimes referred to as "The Bad Boys from Boston" and "America's Greatest Rock and Roll Band". Their style, which is rooted in blues-based hard rock, has come to also incorporate elements of pop, heavy metal, and rhythm and blues, and has inspired many...

, Blue Öyster Cult
Blue Öyster Cult
Blue Öyster Cult, often abbreviated BÖC, is an American rock band, most of whose members first came together in Long Island, NY in 1967 as the band Soft White Underbelly...

, Alice Cooper
Alice Cooper
Alice Cooper is an American rock singer, songwriter and musician whose career spans more than four decades...

, Judas Priest
Judas Priest
Judas Priest are an English heavy metal band from Birmingham, England, formed in 1969. The current line-up consists of lead vocalist Rob Halford, guitarists Glenn Tipton and Richie Faulkner, bassist Ian Hill, and drummer Scott Travis. The band has gone through several drummers over the years,...

, and Iron Maiden
Iron Maiden
Iron Maiden are an English heavy metal band from Leyton in east London, formed in 1975 by bassist and primary songwriter Steve Harris. Since their inception, the band's discography has grown to include a total of thirty-six albums: fifteen studio albums; eleven live albums; four EPs; and six...

.

Viking metal

Viking metal is a subgenre of heavy metal music
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 characterised by its galloping pace, keyboard-rich anthemic sound, bleakness and dramatic emphasis on Norse mythology
Norse mythology
Norse mythology, a subset of Germanic mythology, is the overall term for the myths, legends and beliefs about supernatural beings of Norse pagans. It flourished prior to the Christianization of Scandinavia, during the Early Middle Ages, and passed into Nordic folklore, with some aspects surviving...

, Norse paganism
Norse paganism
Norse paganism is the religious traditions of the Norsemen, a Germanic people living in the Nordic countries. Norse paganism is therefore a subset of Germanic paganism, which was practiced in the lands inhabited by the Germanic tribes across most of Northern and Central Europe in the Viking Age...

, and the Viking Age
Viking Age
Viking Age is the term for the period in European history, especially Northern European and Scandinavian history, spanning the late 8th to 11th centuries. Scandinavian Vikings explored Europe by its oceans and rivers through trade and warfare. The Vikings also reached Iceland, Greenland,...

. The genre of Viking metal was pioneered by the Swedish
Sweden
Sweden , officially the Kingdom of Sweden , is a Nordic country on the Scandinavian Peninsula in Northern Europe. Sweden borders with Norway and Finland and is connected to Denmark by a bridge-tunnel across the Öresund....

 band Bathory
Bathory (band)
Bathory was a Swedish heavy metal band, formed by Quorthon in 1983. They are regarded as pioneers of both black metal and viking metal. Quorthon remained the main songwriter and member of Bathory for more than two decades. Bathory was permanently ended after Quorthon's death in 2004...

, who took some of their inspiration and musical style from American
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 heavy metal band Manowar. An epic sound is "a prerequisite for inclusion under the Viking metal banner" and bands in the genre typically adopt a "bombastic, keyboard laden" approach.

Both clean vocals and death growl
Death growl
A death growl, also known as death metal vocals, guttural vocals, death grunts, and harsh vocals among other names, is a vocalisation style usually employed by vocalists of the death metal and black metal music genre, but also used in a variety of heavy metal and hardcore punk subgenres.Death...

s can be found in Viking metal and the "speed varies from mid-pace to a fast pace." Like folk metal
Folk metal
Folk metal is a sub-genre of heavy metal music that developed in Europe during the 1990s. As the name suggests, the genre is a fusion of heavy metal with traditional folk music...

 bands, Viking metal acts "generally utilize some acoustic and other unusual instruments in addition to the traditional metal instruments." Examples of Viking metal include Amon Amarth
Amon Amarth
Amon Amarth is a Swedish viking metal band from Tumba, Sweden founded in 1992, and takes its name from the Sindarin translation of Mount Doom, a location in J. R. R. Tolkien's Middle-earth. The band comprises vocalist Johan Hegg, guitarists Olavi Mikkonen and Johan Söderberg, bassist Ted Lundström...

, Bathory
Bathory (band)
Bathory was a Swedish heavy metal band, formed by Quorthon in 1983. They are regarded as pioneers of both black metal and viking metal. Quorthon remained the main songwriter and member of Bathory for more than two decades. Bathory was permanently ended after Quorthon's death in 2004...

, Enslaved
Enslaved (band)
Enslaved is a progressive black metal band formed in June 1991 in Sveio, Norway, and currently based out of Bergen, Norway.-History:Enslaved was formed in June 1991 by Ivar Bjørnson and Grutle Kjellson when they were 13 and 17 years old, respectively. The band name was inspired by an Immortal demo...

 and Ensiferum
Ensiferum
Ensiferum is a Finnish folk metal band from Helsinki. The members of the band label themselves as "heroic folk metal." Since their formation, Ensiferum has released four full-length albums, one EP, one compilation, three singles, and three demo albums and one unreleased album.-Musical...

.

Crust punk

Crust punk (often simply crust) is one of the evolutions of anarcho-punk
Anarcho-punk
Anarcho-punk is punk rock that promotes anarchism. The term anarcho-punk is sometimes applied exclusively to bands that were part of the original anarcho-punk movement in the United Kingdom in the late 1970s and early 1980s...

 and hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

, mixed with extreme metal
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

 guitar riffs. The style, which evolved in the mid-1980s in the UK, often had songs with dark, pessimistic lyrics, lingering on political and social ills. It is typically played at a fast tempo
Tempo
In musical terminology, tempo is the speed or pace of a given piece. Tempo is a crucial element of any musical composition, as it can affect the mood and difficulty of a piece.-Measuring tempo:...

 with growled and screamed vocals and anarchist lyrics. Notable crust punk bands include Amebix
Amebix
Amebix are an English crust punk/heavy metal band. Formed as "The Band with No Name," Amebix's original run was from 1978 to 1987, during which time they released three EPs and two full-length LPs...

, Antisect
Antisect
Antisect are an English anarcho-punk band, formed in 1982 in Daventry, Northamptonshire, UK. Their debut album, In Darkness There is No Choice, was released in 1983...

 and Doom
Doom (UK band)
Doom are an English crust punk band from Birmingham, England, whose first, influential lineup were together from 1987 to 1990. Despite its short existence, the band is considered pivotal in the rise of crust punk, a style within the punk rock subgenre that fuses extreme metal with anarcho-punk...

.

Folk metal

Folk metal developed in Europe during the 1990s. As the name suggests, the genre is a fusion of heavy metal with folk music
Folk music
Folk music is an English term encompassing both traditional folk music and contemporary folk music. The term originated in the 19th century. Traditional folk music has been defined in several ways: as music transmitted by mouth, as music of the lower classes, and as music with unknown composers....

. This includes the widespread use of folk instrument
Folk instrument
A folk instrument is an instrument that developed among common people and usually doesn't have a known inventor. It can be made from wood, metal or other material. It is a part of folk music...

s and, to a lesser extent, traditional singing styles. Examples of the genre include Skyclad
Skyclad (band)
Skyclad are a British heavy metal band with heavy folk influences in their music. They are considered one of the pioneers of folk metal. The etymology behind the term "skyclad" comes from a pagan/wiccan term for ritual nudity, in which rituals are performed with the participants metaphorically clad...

, Finntroll
Finntroll
Finntroll is a folk metal band from Helsinki, Finland. They combine elements of black metal and folk metal. Finntroll's lyrics are mostly in Swedish, the only exception being the song "Madon Laulu" on Visor Om Slutet...

, Eluveitie
Eluveitie
Eluveitie is a folk metal band from Winterthur, Switzerland. The band formed in 2002 and their first EP, Vên came out in 2003. The band then released a full-length album, Spirit in June 2006. In November 2007, Eluveitie was signed by Nuclear Blast....

, Korpiklaani
Korpiklaani
Korpiklaani is a folk metal band from Finland who were formerly known as Shaman.-Biography:While other folk metal bands began with metal before adding folk music, Korpiklaani started with folk music before turning metal...

, Ensiferum
Ensiferum
Ensiferum is a Finnish folk metal band from Helsinki. The members of the band label themselves as "heroic folk metal." Since their formation, Ensiferum has released four full-length albums, one EP, one compilation, three singles, and three demo albums and one unreleased album.-Musical...

, Turisas
Turisas
Turisas is a Finnish folk metal band from Hämeenlinna. It was founded in 1997 by Mathias Nygård and Jussi Wickström and named after an ancient Finnish God of war....

, Moonsorrow
Moonsorrow
Moonsorrow is a pagan metal band formed in Helsinki, Finland, in 1995. Musically, the band incorporates elements of black metal and folk metal in their sound...

, Elvenking
Elvenking
Elvenking can refer to either of the following:*Thranduil - A character from J. R. R. Tolkien's Middle-earth.*Elvenking - A folk/power metal band from Italy....

, Mägo de Oz
Mägo de Oz
Mägo de Oz is a Spanish folk/heavy metal band from Begoña, Madrid formed in mid-1988 by drummer Txus di Fellatio. In 1992, the band were finalists in the Villa de Madrid contest. Then, they went onto achieve great success in Spain, and in 1995, were declared Revolution Rock Band...

, Tuatha de Danann
Tuatha Dé Danann
The Tuatha Dé Danann are a race of people in Irish mythology. In the invasions tradition which begins with the Lebor Gabála Érenn, they are the fifth group to settle Ireland, conquering the island from the Fir Bolg....

 and Týr
Týr (band)
Týr, , is a folk metal band from the Faroe Islands. Their subject matter revolves almost entirely around old Nordic lore, mythology, and history, taking their name from a Norse god of war. They signed a worldwide deal with Austria's Napalm Records in early 2006, while signed to the Faroese record...

; the bands Cruachan
Cruachan (band)
Cruachan [kroo-a-khawn] is a Celtic metal band from Dublin, Ireland that has been active since the 1990s. They have been acclaimed as having "gone the greatest lengths of anyone in their attempts to expand" the genre of folk metal. They are recognised as one of the founders of the genre of folk metal...

, Orphaned Land
Orphaned Land
Orphaned Land is an Israeli progressive metal band, formed in 1991, that combines Death/doom, Jewish and Arabic influences.- History :In 1992, the band changed its name from the original Resurrection to Orphaned Land....

 and Subway to Sally
Subway to Sally
Subway to Sally was founded in Potsdam, Germany, in the early 1990s. It is a rock band with clear folk and medieval influences, later also with gothic and metal elements added to the mix...

 are representative of the three subgenres Celtic metal
Celtic metal
Celtic metal is a subgenre of folk metal that developed in the 1990s in Ireland. As the name suggests, the genre is a fusion of heavy metal music and Celtic music. The early pioneers of the genre were the three Irish bands Cruachan, Primordial and Waylander...

, Oriental metal and Medieval metal respectively. Pagan metal
Pagan metal
Pagan metal is an umbrella term for heavy metal music which fuses extreme metal with "the pre-Christian traditions of a specific culture or region through thematic concept, rustic melodies, unusual instruments or archaic languages", usually referring to folk metal or black metal. The Norwegian band...

 is also considered a genre separate from folk metal that is an extreme form and focuses on lyrics rather than definite characteristics of the genre.

Funk metal

Funk metal is essentially a fusion of heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

 and funk
Funk
Funk is a music genre that originated in the mid-late 1960s when African American musicians blended soul music, jazz and R&B into a rhythmic, danceable new form of music. Funk de-emphasizes melody and harmony and brings a strong rhythmic groove of electric bass and drums to the foreground...

. It started off in the late eighties as a subgenre of alternative metal
Alternative metal
Alternative metal is a genre of alternative rock and heavy metal that gained popularity in the early 1990s. Most notably, alternative metal bands are characterized by heavy guitar riffs and experimental approaches to heavy music.-Origins:...

, and was heavily influenced by alternative rock
Alternative rock
Alternative rock is a genre of rock music and a term used to describe a diverse musical movement that emerged from the independent music underground of the 1980s and became widely popular by the 1990s...

 bands such as Red Hot Chili Peppers
Red Hot Chili Peppers
Red Hot Chili Peppers is an American rock band, formed in Los Angeles in 1983. The group's musical style primarily consists of rock with an emphasis on funk, as well as elements from other genres such as punk, hip hop and psychedelic rock...

 and Fishbone
Fishbone
Fishbone is a U.S. alternative rock band formed in 1979 in Los Angeles, California, which plays a fusion of ska, punk rock, funk, hard rock and soul. Critics have noted of the band: "Fishbone was one of the most distinctive and eclectic alternative rock bands of the late '80s...

. Funk metal was also one of the key influences of the nu metal
Nu metal
Nu metal is a subgenre of heavy metal. It is a fusion genre which combines elements of heavy metal with other genres, including grunge and hip hop...

 genre. Notable funk metal bands include Primus
Primus (band)
Primus is an American rock band based in San Francisco, California, currently composed of bassist/vocalist Les Claypool, guitarist Larry "Ler" LaLonde and drummer Jay Lane. Primus originally formed in 1984 with Claypool and guitarist Todd Huth, later joined by Lane, though the latter two departed...

, Living Colour
Living Colour
Living Colour is an American rock band from New York City, formed in 1984. Stylistically, the band's music is a creative fusion influenced by free jazz, funk, neo-psychedelia, hard rock, and heavy metal...

, Faith No More
Faith No More
Faith No More is an American rock band from San Francisco, California, formed originally as Faith No Man in 1981 by bassist Billy Gould, keyboardist Wade Worthington, vocalist Michael Morris and drummer Mike Bordin. A year later when Worthington was replaced by keyboardist Roddy Bottum, and Mike...

 and Rage Against The Machine
Rage Against the Machine
Rage Against the Machine is an American rock band from Los Angeles, California. Formed in 1991, the group's line-up consists of vocalist Zack de la Rocha, bassist and backing vocalist Tim Commerford, guitarist Tom Morello and drummer Brad Wilk...

.

Grindcore

Grindcore is a fusion of crust punk
Crust punk
Crust punk is a form of music influenced by anarcho-punk, hardcore punk and extreme metal. The style, which evolved in the mid-1980s in England, often has songs with dark and pessimistic lyrics that linger on political and social ills...

 and thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 or death metal
Death metal
Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

. It is characterised by growling vocals, blast beats, and incredibly short songs with lyrics that are often focused on gore and violence, though sometimes the lyrics can be political. Grindcore, in contrast to death metal, is often very chaotic, and lacks the standard use of time signatures. The style was pioneered by the British band Napalm Death
Napalm Death
Napalm Death are a death metal band formed in Birmingham, England in 1981. While none of its original members remain in the group, the lineup of vocalist Mark "Barney" Greenway, bassist Shane Embury, guitarist Mitch Harris and drummer Danny Herrera has remained consistent for most of the band's ...

 in the eighties. Other notable grindcore bands include Carcass
Carcass (band)
Carcass are an extreme metal band from England, who formed in 1985 and disbanded in 1995. A reunion was enacted in 2008 without one of its original members, drummer Ken Owen, due to health reasons....

, Brutal Truth
Brutal Truth
Brutal Truth is an American grindcore band from New York City, formed by ex-Anthrax, Nuclear Assault, and Stormtroopers Of Death bass guitarist Dan Lilker in 1990. The group disbanded in 1999, but reformed in 2006 and continue to release new music.-History:...

, Anal Cunt
Anal Cunt
Anal Cunt, also known as AxCx and A.C., was an American grindcore band that formed in Newton, Massachusetts in 1988. Since its inception, the band underwent a number of line-up changes. Known for its grindcore musical style and controversial lyrics, Anal Cunt released eight full-length studio...

 and Pig Destroyer
Pig Destroyer
-Biography:The band formed in 1997 with vocalist J. R. Hayes , guitarist Scott Hull , and drummer John Evans. Evans was later replaced by Brian Harvey...

. Styles related to grindcore include deathgrind
Deathgrind
Deathgrind is a musical genre that fuses death metal and grindcore. The genre, along with pornogrind, is related to the goregrind subgenre...

, which has a much more notable death metal influence; goregrind
Goregrind
-History:Despite the early impact of albums such as Repulsion's Horrified and Impetigo's Ultimo Mondo Cannibale, the origins of the genre really lie with the British band Carcass, who began their career in the late 1980s...

, which often has comically gory lyrics; and pornogrind
Pornogrind
Pornogrind, also known as porno grind, porno-grind or porn grind is a musical subgenre of grindcore and death metal, which lyrically deals with sexual themes.-Characteristics:...

, which is similar to goregrind but trades the gory lyrics for sexually explicit ones.

Metalcore

Metalcore combines elements of hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

 with one or more of heavy metal
Heavy metal music
Heavy metal is a genre of rock music that developed in the late 1960s and early 1970s, largely in the Midlands of the United Kingdom and the United States...

, thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 and extreme metal
Extreme metal
Extreme metal is a loosely defined umbrella term for a number of related heavy metal music subgenres that have developed since the early 1980s. The term usually refers to a more abrasive, harsher, underground, non-commercialized style or sound nearly always associated with genres like black metal,...

. Generally, metalcore guitarists use harmonized
Harmony
In music, harmony is the use of simultaneous pitches , or chords. The study of harmony involves chords and their construction and chord progressions and the principles of connection that govern them. Harmony is often said to refer to the "vertical" aspect of music, as distinguished from melodic...

 guitar riffs and solos, drummers use hardcore d-beat
D-beat
D-beat is a style of hardcore punk developed in the early 1980s by imitators of Discharge, for whom the genre is named. Discharge may have themselves inherited the beat from Motörhead. The first such group was The Varukers.The vocal content of D-beat tends towards shouted slogans...

s and double bass drums, and vocalists use a sing-along style. A distinguishing characteristic is the "breakdown", whereby the song is slowed to half-time and the guitarists play open strings to achieve the lowest-pitched sound. Metalcore generally differs from thrash metal
Thrash metal
Thrash metal is a subgenre of heavy metal that is characterized usually by its fast tempo and aggression. Songs of the genre typically use fast percussive and low-register guitar riffs, overlaid with shredding-style lead work...

 in that it avoids the "chugging" guitar sound and focuses more on melody
Melody
A melody , also tune, voice, or line, is a linear succession of musical tones which is perceived as a single entity...

 than aggression. Prominent metalcore bands include Bullet for My Valentine
Bullet for My Valentine
Bullet for My Valentine are a Welsh heavy metal band from Bridgend, formed in 1998. The band is composed of Matt Tuck , Michael Paget , Jason James , and Michael Thomas . They were formed under the name Jeff Killed John and started their music career by covering songs by Metallica and Nirvana...

, The Devil Wears Prada
The Devil Wears Prada (band)
The Devil Wears Prada is an American metalcore band from Dayton, Ohio. Formed in 2005, they are currently signed to Warner Music Group...

, Killswitch Engage
Killswitch Engage
Killswitch Engage is an American metalcore band from Westfield, Massachusetts, formed in 1999 after the disbandment of Overcast and Aftershock. Killswitch Engage's current lineup consists of vocalist Howard Jones, bassist Mike D'Antonio, guitarists Joel Stroetzel and Adam Dutkiewicz, and drummer...

, All That Remains
All That Remains (band)
All That Remains is an American heavy metal band from Springfield, Massachusetts, which formed in 1998. They have released five studio albums, a live CD/DVD, and have sold nearly 800,000 records...

 and Shadows Fall
Shadows Fall
Shadows Fall is an American heavy metal band from Springfield, Massachusetts, formed in 1995. They are one of the few contemporary metal bands who take their lyrical influence from Eastern philosophy and some references to the Rastafari culture...

.
Deathcore

Deathcore combines elements of death metal
Death metal
Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

 with elements of metalcore or hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

, or both. It is defined by an "excessive" use of death metal riffs, blast beat
Blast beat
A blast beat is a drum beat often associated with extreme metal and grindcore, although its usage predates the genres, and is utilised by many different styles of metal...

s and use of hardcore punk breakdowns. Some leading bands are Suicide Silence
Suicide Silence
Suicide Silence is an American extreme metal band from Riverside, California. The group consists of vocalist Mitch Lucker, guitarists Chris Garza and Mark Heylmun, drummer Alex Lopez and bassist Dan Kenny. Formed in 2002, the band has released three full-length studio albums, one EP and seven music...

, Carnifex
Carnifex (band)
Carnifex is an American deathcore band from San Diego, California. Formed in 2005, they are currently signed to Victory Records and have released four studio albums...

, All Shall Perish
All Shall Perish
All Shall Perish is an American deathcore band from Oakland, California, formed in 2002. Currently, the band is signed to Nuclear Blast and have released four full-length albums through the label. Their latest record, This Is Where It Ends was released on July 26, 2011...

 and Whitechapel
Whitechapel (band)
Whitechapel is an American deathcore band from Knoxville, Tennessee. The group comprises vocalist Phil Bozeman, guitarists Ben Savage, Alex Wade, Zach Householder; bassist Gabe Crisp and drummer Ben Harclerode. Their band name is derived from a district in the built-up inner city of London, known...

.

Melodic death metal

Melodic death metal (also referred to as melodeath) is a musical style, a subgenre of death metal
Death metal
Death metal is an extreme subgenre of heavy metal. It typically employs heavily distorted guitars, tremolo picking, deep growling vocals, blast beat drumming, minor keys or atonality, and complex song structures with multiple tempo changes....

 which combines the melody of the new wave of British heavy metal
New Wave of British Heavy Metal
The New Wave of British Heavy Metal was a heavy metal movement that started in the late 1970s, in Britain, and achieved international attention by the early 1980s. The movement developed as a reaction in part to the decline of early heavy metal bands such as Deep Purple, Led Zeppelin and Black...

 (NWOBHM) with the intensity of death metal. The term Gothenburg metal is sometimes used as a reference to the scene around the city in Sweden
Gothenburg
Gothenburg is the second-largest city in Sweden and the fifth-largest in the Nordic countries. Situated on the west coast of Sweden, the city proper has a population of 519,399, with 549,839 in the urban area and total of 937,015 inhabitants in the metropolitan area...

, where the style became popular. Some prominent melodic death metal bands include At the Gates
At the Gates
At the Gates is an extreme metal band from Gothenburg, Sweden, and a major progenitor of the Gothenburg death-metal sound. Their early albums lean towards a death metal sound, but later albums sound more like melodic death metal.Initially active from 1990 to 1996, the band reformed in 2007 for a...

, Amon Amarth
Amon Amarth
Amon Amarth is a Swedish viking metal band from Tumba, Sweden founded in 1992, and takes its name from the Sindarin translation of Mount Doom, a location in J. R. R. Tolkien's Middle-earth. The band comprises vocalist Johan Hegg, guitarists Olavi Mikkonen and Johan Söderberg, bassist Ted Lundström...

, Dark Tranquility and In Flames
In Flames
In Flames is a Swedish heavy metal band from Gothenburg, formed in 1990. Since the band's inception in 1993, they have released ten studio albums and one live DVD...

.

Nintendocore

Nintendocore (also called Nintendo rock or video rock) is fusion of metalcore, metal,hardcore punk
Hardcore punk
Hardcore punk is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A...

, and post-hardcore
Post-hardcore
Post-hardcore is a genre of music that developed from hardcore punk, itself an offshoot of the broader punk rock movement. Like post-punk, post-hardcore is a term for a broad constellation of groups...

  with video game music, chiptune
Chiptune
A chiptune, also known as chip music, is synthesized electronic music often produced with the sound chips of vintage computers and video game consoles, as well as with other methods such as emulation. In the early 1980s, personal computers became cheaper and more accessible than they had previously...

s, and 8-bit music. Some representatives of the style include Horse the Band
HORSE the band
Horse the Band is a band from Lake Forest, California who are best known for their 8-bit Nintendo-influenced sound combined with metalcore. Frontman Nathan Winneke once described their sound as "Nintendocore".-Biography:...

, The Advantage
The Advantage
The Advantage is an American rock band from Sacramento, California that formed in 1998 and specializes in doing covers of music from old NES games...

 and Minibosses
Minibosses
Minibosses is an independent progressive rock/progressive metal band originally from Northampton, Massachusetts and currently located in Phoenix, Arizona. They are known for their video game music covers, which are instrumental rock variations of the theme music from classic Nintendo video games...

.

Post-metal

This heavy metal movement takes influences from post-rock
Post-rock
Post-rock is a subgenre of rock music characterized by the influence and use of instruments commonly associated with rock, but using rhythms and "guitars as facilitators of timbre and textures" not traditionally found in rock...

. While it is in many ways similar to post-rock, post-metal tends to include lower-tuned guitars, distorted guitar(s), heavy atmospherics, gradual evolution of song structure, and a minimal emphasis on vocals. Post-metal stresses emotion, contrasting the ambiance of post-rock with the weight and bombast of metal. Vocals are deemphasized or non-existent, and lyrics tend to be equally abstract: often thematic or philosophical in nature. It is a largely American phenomenon, but also includes some Japanese bands. Bands like Neurosis
Neurosis (band)
Neurosis is a post-metal band, based in Oakland, California. They formed in 1985 as a hardcore punk band, and their sound progressed towards a doom metal style that also included influences from dark ambient and industrial music as well as incorporating elements of folk music...

, Isis
Isis (band)
Isis was a Los Angeles, California-based post-metal band, founded in Boston, Massachusetts, with a career spanning from 1997 to 2010...

, Cult of Luna
Cult of Luna
Cult of Luna is a Swedish post-metal band from Umeå. They formed from the remnants of a Umeå hardcore punk band called Eclipse in 1998. They slowly garnered critical appreciation and underground popularity with early releases Cult of Luna and The Beyond ; however, it is 2004's Salvation that can...

 and Pelican
Pelican (band)
Pelican is a post-metal quartet from Chicago, Illinois.-Biography and description:The band is known for its dense combinations of different melodies and extended track lengths. Its distinctive sound draws from stoner rock, doom metal, post-rock, and other influences...

 write lengthy songs (typically five or six per album) that can range from light and guitar-driven to heavy, drum and bass-driven.

Progressive metal

Progressive metal is a fusion between progressive rock
Progressive rock
Progressive rock is a subgenre of rock music that developed in the late 1960s and early 1970s as part of a "mostly British attempt to elevate rock music to new levels of artistic credibility." John Covach, in Contemporary Music Review, says that many thought it would not just "succeed the pop of...

 and heavy metal. It is one of heavy metal's more complex genres, due to its use of unusual and dynamic time signature
Time signature
The time signature is a notational convention used in Western musical notation to specify how many beats are in each measure and which note value constitutes one beat....

s, long compositions, complex compositional structures, and skilled instrumental playing, where instrumental solos are detailed and extended. However, the latest age of progressive metal has favoured rougher lyrics and lower-pitched riff sequences with high amounts of strumming. Vocals, if present, are melodic (though there are a few that utilise unclean vocals), and lyrics are often philosophical
Philosophy
Philosophy is the study of general and fundamental problems, such as those connected with existence, knowledge, values, reason, mind, and language. Philosophy is distinguished from other ways of addressing such problems by its critical, generally systematic approach and its reliance on rational...

, spiritual
Spirituality
Spirituality can refer to an ultimate or an alleged immaterial reality; an inner path enabling a person to discover the essence of his/her being; or the “deepest values and meanings by which people live.” Spiritual practices, including meditation, prayer and contemplation, are intended to develop...

, or political
Politics
Politics is a process by which groups of people make collective decisions. The term is generally applied to the art or science of running governmental or state affairs, including behavior within civil governments, but also applies to institutions, fields, and special interest groups such as the...

. Many bands of the genre were influenced by the progressive rock band Rush
Rush (band)
Rush is a Canadian rock band formed in August 1968, in the Willowdale neighbourhood of Toronto, Ontario. The band is composed of bassist, keyboardist, and lead vocalist Geddy Lee, guitarist Alex Lifeson, and drummer and lyricist Neil Peart...

, who would often incorporate elements of heavy metal into their music. Examples of the genre include Queensrÿche
Queensrÿche
thumb|250px|right|Queensrÿche's classic line-up performing at the [[Sauna Open Air Metal Festival]] 2011 in [[Tampere]], [[Finland]]. Left to right: bass Eddie Jackson, lead vocals Geoff Tate, drums Scott Rockenfield and guitars Michael Wilton....

, Dream Theater
Dream Theater
Dream Theater is an American progressive metal band formed in 1985 under the name Majesty by John Petrucci, John Myung, and Mike Portnoy while they attended Berklee College of Music in Massachusetts. They subsequently dropped out of their studies to further concentrate on the band that would...

, Opeth
Opeth
Opeth is a Swedish heavy metal band from Stockholm, formed in 1990. Though the group has been through several personnel changes, singer, guitarist, and songwriter Mikael Åkerfeldt has remained Opeth's driving force throughout the years...

 and Tool
Tool (band)
Tool is an American rock band from Los Angeles, California. Formed in 1990, the group's line-up has included drummer Danny Carey, guitarist Adam Jones, and vocalist Maynard James Keenan. Since 1995, Justin Chancellor has been the band's bassist, replacing their original bassist Paul D'Amour...

.

Djent

Djent, also known as djent metal, is a music genre that emerged as a spin-off from progressive metal
Progressive metal
Progressive metal is a subgenre of heavy metal originating in the United Kingdom and North America in the late 1980s...

. The word "djent" is an onomatopoeia for a heavily palm-muted
Palm mute
The palm mute is a playing technique for guitar and bass guitar executed by placing the side of the picking hand below the little finger across all of the strings very close to the bridge and then plucking the strings with the fingers while the damping is in effect. This produces a muted sound...

, distorted guitar chord. Typically, the word is used to refer to music that makes use of this sound, to the sound itself, or to the scene that revolves around it. Djent as a style has been described as featuring heavily palm-muted
Palm mute
The palm mute is a playing technique for guitar and bass guitar executed by placing the side of the picking hand below the little finger across all of the strings very close to the bridge and then plucking the strings with the fingers while the damping is in effect. This produces a muted sound...

, distorted guitar chords alongside virtuoso
Virtuoso
A virtuoso is an individual who possesses outstanding technical ability in the fine arts, at singing or playing a musical instrument. The plural form is either virtuosi or the Anglicisation, virtuosos, and the feminine form sometimes used is virtuosa...

 soloing, and is characterized by rhythmic complexity and palm-muted riff
RIFF
The Resource Interchange File Format is a generic file container format for storing data in tagged chunks. It is primarily used to store multimedia such as sound and video, though it may also be used to store any arbitrary data....

ing. Major bands in the style are Periphery
Periphery (band)
Periphery is an American metal band from Bethesda, Maryland , formed in 2005.- Formation and lineup changes :Periphery was formed by guitarist Misha Mansoor in 2005...

, TesseracT
TesseracT (band)
TesseracT are a British progressive metal band formed in 2003. They are currently signed to Century Media Records.-History:Tesseract started out back in 2003 as a personal side project, to Fellsilent, in the then-teenage Acle Kahney's bedroom...

, and Textures
Textures (band)
Textures is a metal band from the Netherlands, formed in 2001. Textures' lineup revolves around founding members Jochem Jacobs, Stef Broks, Bart Hennephof, and bassist Remko Tielemans who joined in 2007...

.

Rap metal

Rap metal is a cross-genre term used to describe bands that institute the vocal and lyrical form of hip hop
Hip hop music
Hip hop music, also called hip-hop, rap music or hip-hop music, is a musical genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted...

. Examples of rap metal include Limp Bizkit
Limp Bizkit
Limp Bizkit is an American rock band from Jacksonville, Florida. Formed in 1995, the group's lineup consists of Fred Durst , Wes Borland , Sam Rivers , John Otto and DJ Lethal . The band achieved mainstream success with their second studio album Significant Other, released in 1999...

, Stuck Mojo
Stuck Mojo
Stuck Mojo is an American heavy metal band from Atlanta, Georgia. Formed in 1989 by guitarist Rich Ward, Stuck Mojo is considered to be one of the pioneers of rap metal. Touring alongside bands such as Machine Head and Slapshot. Stuck Mojo's most successful album, Rising, peaked at #48 on the...

 and Rage Against The Machine
Rage Against the Machine
Rage Against the Machine is an American rock band from Los Angeles, California. Formed in 1991, the group's line-up consists of vocalist Zack de la Rocha, bassist and backing vocalist Tim Commerford, guitarist Tom Morello and drummer Brad Wilk...

. Often mislabeled as nu metal
Nu metal
Nu metal is a subgenre of heavy metal. It is a fusion genre which combines elements of heavy metal with other genres, including grunge and hip hop...

, which has similar elements in the music, rap metal usually does not include turntables or sampling into its sound, although keyboards are often used.

Stoner metal

Stoner metal is typically slow-to-mid tempo, low-tuned, and bass
Bass guitar
The bass guitar is a stringed instrument played primarily with the fingers or thumb , or by using a pick....

-heavy. It combines elements of psychedelic rock
Psychedelic rock
Psychedelic rock is a style of rock music that is inspired or influenced by psychedelic culture and attempts to replicate and enhance the mind-altering experiences of psychedelic drugs. It emerged during the mid 1960s among folk rock and blues rock bands in United States and the United Kingdom...

, blues-rock
Blues-rock
Blues rock is a hybrid musical genre combining bluesy improvisations over the 12-bar blues and extended boogie jams with rock and roll styles. The core of the blues rock sound is created by the electric guitar, piano, bass guitar and drum kit, with the electric guitar usually amplified through a...

 and doom metal
Doom metal
Doom metal is an extreme form of heavy metal music that typically uses slower tempos, low-tuned guitars and a much "thicker" or "heavier" sound than other metal genres...

, often with melodic vocals and 'retro' production. The genre emerged during the early 1990s and was pioneered foremost by the California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

n bands Kyuss
Kyuss
Kyuss is a rock band, originally from Palm Desert, California. After forming in the late 1980s and releasing an EP under the name Sons of Kyuss in 1990, the band shortened its name to Kyuss. Over the next five years the band released four full-length albums, and one last split EP in 1997 with...

 and Sleep
Sleep (band)
Sleep is a stoner doom metal band from San Jose, California. Active during the 1990s, Sleep earned critical and record label attention early in their career. Critic Eduardo Rivadavia describes them as "perhaps the ultimate stoner rock band" and notes they exerted a strong influence on heavy metal...

. Other prominent stoner metal bands include Acid King
Acid King
Acid King is a stoner metal band from San Francisco, California. It was formed in 1993 by frontwoman Lori S., drummer Joey Osbourne and bassist Peter Lucas. Acid King have since recorded three studio albums and three EPs with a series of bassists....

, Electric Wizard
Electric Wizard
Electric Wizard are a stoner metal band from Dorset, England that formed in 1993. The band have since recorded seven albums, at least three of which are now considered to be landmarks of their genre: their self-title debut, Electric Wizard, Come My Fanatics..., and Dopethrone...

 and Sons of Otis
Sons of Otis
Sons of Otis are a stoner rock/doom band from Toronto, Canada. Sons of Otis was formed by Ken Baluke in Toronto sometime around the years 1992 and 1993. Strongly influenced by the underground heavy music of the time , their first release, "Paid To Suffer", came out in 1994...

.

See also

  • New Wave of British Heavy Metal
    New Wave of British Heavy Metal
    The New Wave of British Heavy Metal was a heavy metal movement that started in the late 1970s, in Britain, and achieved international attention by the early 1980s. The movement developed as a reaction in part to the decline of early heavy metal bands such as Deep Purple, Led Zeppelin and Black...

  • New Wave of American Heavy Metal
    New Wave of American Heavy Metal
    The New Wave of American Heavy Metal is a movement in that originated in the United States during the early to mid 1990s and has expanded most in the recent 2000s. Some of the bands considered part of the movement had formed as early as the late 1980s, but did not become influential or reach...

  • List of heavy metal bands
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