Black and Bruised Codes
To reduce the boxer AI, start the game with a fighter named JESSICA MELTON.
If you like em' fat, enter your fighter's name as RICH OBERDICK.
To become invincible, name your fighter MUHAMMAD ALI.
Big Head Mode
To make everyone's head bigger, make the name of your fighter DAVID TUA.
If you want your boxers to fart, name your fighter ADAM GARDNER.
Unlock All Arenas
To unlock all arenas, enter LENNOX LEWIS as your fighter's name.
Unlock All Boxers
To unlock all of the boxers, enter MIKE TYSON as your fighter's name.