These special passwords modify the behavior of the game. To use them, go to the Game Setup screen and select Restore From Password.

Code Effect

RUBE Headless opponent; maximum blood.
FQSTER Opponent is all black.
2LT No time limit; the first player with three knockdowns wins.
HYPER The game is played at double speed.
MAXX Player One is invincible.
MRBUCKEYE Can throw all power punches.
WEASEL Draws opponent shorter than normal.
NUCLEAR Player Two is neon-colored.
SUPERG CPU difficulty is on the highest setting.