These codes increase punch damage and speed. Enter them in the
Damage - hold R, press RIGHT, DOWN, LEFT, UP, LEFT, L.
Speed - hold R, press DOWN, LEFT, DOWN, UP, RIGHT, L.
To even the playing field and have max stats for all boxers, go
to the main menu and enter this code: LEFT, UP, UP, DOWN, RIGHT, L
while holding the R button (thanks to Mike).
Max Stats (Movie Mode)
Screw the work out. On the main menu hold R then press RIGHT,
DOWN, DOWN, UP, LEFT, L.
Unlock All Boxers And Arenas
Unlock all the boxers, statues, and arenas by doing this at the
main menu: hold R, press UP, DOWN, DOWN, LEFT, LEFT, L. This code and
the other Unlock All Boxers on IGN are mutually exclusive!
Win A Fight Cheat
On the main menu, hold R then press RIGHT, RIGHT, LEFT, LEFT, UP,
L. While fighting in movie mode, get an instant win by pressing BLACK
Unlock Mickey Goldmill
Beat Movie Mode while playing through on the Champ setting.
Unlock Most Boxers and Arenas
To unlock all boxers (except Rocky Statue and Mickey) and all
arenas, go to the main menu and press these buttons: RIGHT, DOWN, UP,
LEFT, UP, L while holding the R button (thanks to Mike).
Unlock The Gold Class Tournament
Beat the Silver version of the Knockout Tournament.
Unlock The Rocky Statue
Beat Movie Mode while playing through on the Contender setting.
Unlock The Silver Class Tournament
Beat the Bronze version of the Knockout Tournament.