Extra Options- Enter Triangle, Circle, X, X, Square, Triangle, Circle, Square as a password to unlock the hidden blood and fatalities options.
Game Shark Codes: North American (NTSC) version
Unlimited health player 1: 80099B80 A000
Maximum special player 1: 80099B82 A000
Unlimited lives player 1: 80099B84 0003
Unlimited health player 2: 80099E98 A000
Maximum special player 2: 80099E9A A000
Unlimited lives player 2: 80099E9C 0003
Unlimited health player 3: 8009A1B0 A000
Maximum special player 3: 8009A1B2 A000
Unlimited lives player 3: 8009A1B4 0003
Unlimited health player 4: 8009A4C8 A000
Maximum special player 4: 8009A4CA A000
Unlimited lives player 4: 8009A4CC 0003