Zool: Ninja of the ''Nth'' Dimension

Type GOLDFISH on the title screen. You can then press the following keys for cheats: F1-F6 - skip from world to world 1 - become invincible 2 - skip to next level 3 - jump to same level in next world (i.e., World 1-1 becomes World 2-1) 4 - kill yourself.

Type GOLDFISH on the title screen. You can then press the following keys for cheats: F1-F6 - skip from world to world 1 - become invincible 2 - skip to next level 3 - jump to same level in next world (i.e., World 1-1 becomes World 2-1) 4 - kill yourself.