GameShark and Pro Action Replay Codes
A GameShark or Pro Action Replay cartridge is required to use the codes featured below.
North American version
Enemy has no LP:
You must inflict at least one damage to win. Combine with Leghul's Spec. for an instant win.
Player one has unlimited LP:
All codes above from Masamunex.
You do not have to sacrifice any monsters to summon strong monsters.
Information in this section was contributed by KDFflyers.
Official codes from InterAct.