Select “Code” at the main menu, then activate the following cheats by entering the corresponding symbols in the slots. A confirmation sign will appear to confirm correct code entry:
CHEAT FUNCTION – CHEAT CODE
Double player’s health – Enter Eye, Thunderbolt, Skull, Hand, Boot as a code.
Double the damage of the player – Enter Hand, Boot, Skull, Eye, Thunderbolt as a code.
Unlimited ammunition – Enter Thunderbolt, Hand, Eye, Boot, Skull as a code.