MediEvil Resurrection Cheats (PSP)

Pause the game. Hold R and enter DOWN, UP, SQUARE, TRIANGLE, TRIANGLE, CIRCLE, DOWN, UP,
SQUARE AND TRIANGLE. An extra category will unlock on the senu screen. Select it, and you
can turn "Invulnerability"  and "Gain All Weapons" on and off.

Press START hold R + L and input CROSS, CROSS, CIRCLE, SQUARE, TRIANGLE, CROSS. A new
option will now appear on the pause menu.