Anytime during gameplay after the Gladiator Battle first set, pause the game. Enter the following buttons to unlock the cheats. A Chime will confirm the code has been entered correctly.
Infinite Health (Metropolis) - , Right, , Right, Up, Left, Right,
Infinite Stamina - Up, Up, Down, Down, Left, Right, Left, Right, ,
Unlock All Costumes, Trophies, and Theater Items - Left, Up, Right, Down, , , , Up, Right,
Unlock All Moves - Left, , Right, , Down, , Up, Down, X, ,
Note: You can earn other achievements with cheats active.