Superman Returns: The Videogame Cheats - PlayStation 2
Primary Collection of Cheats
Cheat Mode
Pause the game, and go into the options menu. This is called the "Fortress of Solitude", enter these codes anywhere in the menu. Try to enter them at a fairly quick pace.
[Circle], [Right], [Circle], [Right] [Up], [Left], [Right], [Circle] - Infinite Metro Health.
[Left], [Circle], [Right], [Square], [Down], [Circle], [Up], [Down], [Square], [Circle], [Square] - Unlock All Power-ups.
[Left], [Up], [Right], [Down], [Circle], [Square], [Circle], [Up], [Right], [Square] - Unlock All Unlockables.