Doctor Oonagh Mullarkey is a fictional character from the Marvel UK

Marvel UK

Marvel UK was an imprint of Marvel Comics formed in 1972 to reprint US produced stories for the British weekly comic market, though it later did produce original material by British creators such as Alan Moore, John Wagner, Dave Gibbons, Steve Dillon and Grant Morrison.Panini Comics obtained the...

 imprint of Marvel Comics

Marvel Comics

Marvel Worldwide, Inc., commonly referred to as Marvel Comics and formerly Marvel Publishing, Inc. and Marvel Comics Group, is an American company that publishes comic books and related media...

. She first appeared in Motormouth

Motormouth (comics)

Motormouth is a fictional character created by Paul Neary and developed by writer Graham Marks with initial designs by Gary Frank as the titular character of her own series Motormouth , was part of a line of original comics released in the early-to-mid 1990s by Marvel UK...

 #1, and was created by Gary Franks

Gary Franks

Gary A. Franks was a member of the U.S. House of Representatives from Connecticut for six years, from 1991 until 1997. He was the first and to date only African-American elected to Congress from Connecticut.-Early life:...

 and Graham Marks.

Fictional character biography

Oonagh Mullarkey is a mad scientist

Mad scientist

A mad scientist is a stock character of popular fiction, specifically science fiction. The mad scientist may be villainous or antagonistic, benign or neutral, and whether insane, eccentric, or simply bumbling, mad scientists often work with fictional technology in order to forward their schemes, if...

 who works for Gena-Sys, a research company owned by Mys-Tech

Mys-Tech

Mys-Tech were a shadowy Faustian organisation who acted as the main villains in a range of, initially successful but short-lived comics, launched in the US by Marvel UK in the 1990s...

. She is responsible for the creation of Killpower

Killpower

Killpower is a fictional British comic book character from Marvel UK. He is the partner of Motormouth and first appeared in Motormouth #1. Killpower was created by Gary Frank and Graham Mark.-Publication history:...

, the Genetix

Genetix (comics)

The Genetix are fictional characters, a team of superheroes appearing in comic books published by the Marvel UK imprint of Marvel Comics. The team was created by Andy Lanning, Graham Marks and Phil Gascoine.-Publication history:...

, and countless other genetically altered super-beings.

Killpower came to regard her as a mother figure, despite her willingness to experiment on him with no regards to his feelings. These feelings were lessened by the efforts and pleadings of Motormouth, who even once struck down Mullarkey in full view of Killpower, in order to rescue him from a Mys-Tech facility.

Later, she separates out the "good" and "evil" parts of her own personality, downloading the good portions into a shapeshifting protoplasmic being called Plasmer

Plasmer

Plasmer was a short-lived 1993 comic book series from Marvel UK, created by Glenn Dakin and Pascual Ferry.-Fictional character biography:...

.