Level select: pause the game and enter L1, L1, L2, L2, R1, R1, R2, R2. NOTE: you will need to keep an eye out for when it stops working and enter it again.

All wepons: pause the game and enter L1, L2, R1, R2, TRIANGLE, CIRCLE, X, SQUARE. You will also get ful ammo and 8 painkillers.

Level select: press select during play to return to the main menu now enter:
UP, DOWN, LEFT, RIGHT, UP, LEFT, DOWN, CIRCLE. This cheat only works when you have got past the first chapter.

Pause the game and enter these cheats:

All weapons and supplies:
L1,L2,R1,R2,triangle,circle,X,square

Infinite lives:
L1,L1,L2,L2,R1,R1,R2,R2

At the pause screen type in the following codes:

Invulnerability:
L1,L1,L2,L2,R1,R1,R2,R2

All weapons and full ammo:
L1,L2,R1,R2,triangle,circle,x,square

Infinite ammo:
L1,L2,R1,R2,triangle,square,x,circle

Infinite bullet time

Pause the game and press L1,L2,R1,R2,Triangle,X(2),Triangle. Repeat this code to disable its effect.

To get all the weapons and ammunition



First, pause the game and put in this code, L1, L2, R1, R2, Triangle, Circle, X, and Square. Once you resume the game you should notice that all the weapons and ammunition and painkillers are full.



Trust me, this should work.