Answer a ringing phone

Save the damsel, but is she in distress?

Defeat 8th Colossus

Defeat 6th Colossus

Purchase Sly Jump Attack 3

Purchase Diablo Fire Slam

Hit Skrunch the monkey with your wrench on Starship Phoenix

Defeat the Biobliterator to complete the game

Complete every battle mission

Complete all 8 Gauntlet Challenges on Annihilation Nation

Defeat Mutated Protopet

Defeat Dr. M