Gantz Cheats - PlayStation 2
Primary Collection of Cheats
Completion bonuses
Successfully complete the game to unlock options at the "Extra Option" screen that allow you to select a new character, choose your weapons, partners, and battle items.
Neko Mimi Alien mode
Select anyone except Kurono Kei and complete the game to unlock the "Neko Mimi Alien mode" option at the "Extra Option" screen.