Cheat Mode
Enter the codes as your name.
Code - Result
MIKE TYSON - All Boxers
LENNOX LEWIS - All Arenas
MUHAMMAD ALI - Invincibility
RICH OBERDICK - Fat Boxers
ADAM GARDNER - Farting Boxers
DAVID TUA - Big Heads
JESSICA MELTON - Stupid AI
Bonus outfits
Go to the cheats menu then hit start, A, Z, Y, X, start.
Enable invincible mode
Go to the cheats menu under setup, then hit start, A, A, Y, Y, Z, Z, X, X, start.
Get conversation mode
At the cheats menu under setup, hit start then Z, A, Y, X, Z, Z, Z, start.
Get turbo mode
Go to the cheats menu then hit start, Z, Z, Z, Z, Z, Z, Z, Z, Z, Z, start.
Intercontinental tournament
Go to the cheats menu under setup, then hit start, A, A, A, Y, Y, Y, X, X, X, start.
Power-ups
To get heaps of power-ups, go to the cheats screen and hit start, A, Y, A, Y, A, Y, X, X, X, start.
Unlock boxers
Go to the cheats menu under setup. Now hit start, A, Y, X, X, Z, Z, X, Y, A, start.
Unlock King Khan
Complete the top contender tournament.
Unlock Matador
Complete the intercontinental tournament.
Unlock Odiva
Complete the pro tournament.
Unlock Old Master
Complete the world championship.
Unlock Training Robot
Finish training mode.
Restore energy
Rapidly press [A] repeatedly after getting knocked down to restore a small amount of energy and help prevent a knockout.