From ebgames.com:

Prepare to be knocked off your feet as EA SPORTS™ Fight Night 2004 brings you fist-first into the fast-paced world of modern-day boxing like never before. Own the ring with all-new Total Punch Control—this feature revolutionizes the way you show your ring skills by completely eliminating button mashing. Your road to the title will be full of young up-and-coming fighters, as well as proven champions (including Roy Jones, Jr. and Lennox Lewis), and legends like Muhammad Ali and Sugar Ray Leonard. With five action-packed game modes, EA SPORTS Fight Night 2004 is the undisputed champion of the virtual squared circle.