3Xtreme is a racing game

Racing game

A racing video game is a genre of video games, either in the first-person or third-person perspective, in which the player partakes in a racing competition with any type of land, air, or sea vehicles. They may be based on anything from real-world racing leagues to entirely fantastical settings...

 released for the PlayStation in 1999. As with 2Xtreme, 3Xtreme contains skateboarding

Skateboarding

Skateboarding is an action sport which involves riding and performing tricks using a skateboard.Skateboarding can be a recreational activity, an art form, a job, or a method of transportation. Skateboarding has been shaped and influenced by many skateboarders throughout the years. A 2002 report...

, skating

Aggressive inline skating

Aggressive inline skating is a form of inline skating, performed on specially designed inline skates with focus on sliding stances known as grinds with a focus on new tricks, stunts and personal style. Participants refer to the activity as "'rollerblading'", "blading", "skating" or "rolling"...

, and biking options to reach the goal before opponent players. Unlike 2Xtreme, however, 3Xtreme's characters are composed of polygons as opposed to sprites

Sprite (computer graphics)

In computer graphics, a sprite is a two-dimensional image or animation that is integrated into a larger scene...

. Such a design choice was detrimental to the graphics, however, as the game experienced frequent slowdown when more than one player was on the screen.

Codes in the game allows the player to race as aliens and miniature cars, among other characters.