Increase Items
Go to the Items Screen, hold R2+L2, then press
SQUARE, SQUARE, SQUARE, UP, LEFT, DOWN, RIGHT.
Regain Health
Pause the game and press UP, DOWN, RIGHT, LEFT, SQUARE, SQUARE, SQUARE.
Unlock All Characters
Go to the title screen and press L1, R2, L2, R1, RIGHT, LEFT, L3, R3.
Unlock All Items
Go to the Items screen, hold R1+L1, then press
UP, SQUARE, SQUARE, LEFT, SQUARE, SQUARE, DOWN, SQUARE, SQUARE,
RIGHT, SQUARE, SQUARE.
Unlock All Layouts
Go to the Mission Select screen. Then press R3, L3, R2, L2, R1, L1.
Unlock All Missions
Go to the Mission Select screen. Then press L1, R1, L2, R2, RIGHT, SQUARE, L3, R3.
Unlock Bonus Stage
Go to the title screen, then press L1, UP, R1, DOWN, L2, RIGHT, R2, LEFT.
