Collect 1000 marbles and successfully complete the game with a Smart Superhero rank to unlock Earthworm Kim. The difficulty of the game will increase when played as Earthworm Kim.
Go outside the entrance to "Hungry Tonight?" Collect the Power Parp Tin from Snott and use it to collect the nearby extra life. Enter "Hungry Tonight?" and immediately exit. Talk to Snott again to get another Power Parp Tin, then collect the extra life again. Repeat this process to get as many extra lives as desired.
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Game Shark Codes
Infinite Lives
800C6913 0063
Infinite Health
800C690F 0064
Infinite Laser Ammo
800C6917 00FA
Infinite Egg Chucker Ammo
800C69BF 00FA
Infinite Cleaver Ammo
800C6A1F 00FA
Start With 100 Marbles
D00E9FF3 0000
800E9FF3 0064
