UFC 2009 Undisputed

The game features three striking styles (Boxing, Kickboxing, Muay Thai) and three grappling styles (Wrestling, Judo, Brazilian Jiu-Jitsu), with each fighter carrying one style of each category. Simulating the likeness of UFC, two fighters go head-to-head in the Octagon using their suggested striking and grappling styles as well as signature moves commonly seen respective to each fighter.

The game's different modes offer various gameplay options. Exhibition is for any player wishing to jump straight into gameplay with their favorite fighter. Classic Fights allows players to replicate some of the most memorable fights, and if they end the fight as it did in real life, a montage video is unlocked showing the highlights of the respective fight. Players can also create their own fighter using Create-A-Fighter, and build their own career with the ability to upload their created fighter into Career.