Sony Playstation Games Solutions - One of
the Largest Games Source for PSone Cheats, PSX Codes, Hints, Tips,
Walkthroughs, FAQs and Games Strategy Guides.
Unlock all levels and endings - Choose "Enter Password" at the Options
menu and input one of the following pass codes to gain access to all of
the game's stages, including the endings:
Easy Difficulty Level: X,O,X,O,X,Triangle
Medium Difficulty Level: X,X,Triangle,O,X,Triangle
Hard Difficulty Level: Triangle,Square,Square,Square,X,Triangle