Critical Depth Cheats

Invincibility:
Press L1, R1, L1, R1, Up, Down, Left, Right during game play.

Unlimited Weapons:
Press L1, R1, L1, R1, Up, Down, Left Down, during game play.

Drop Pod:
Press L1, R1, L1, R1, Up, Down, Left, Up during game play.

Quadruple Weapon Damage:
Press R1, R2, R1, R2, Up, Down, Up, Down during game play.

Stun Blast:
Hold R2 & press Right, Left, Up.

Depth Charge:
Hold R2 & press Left, Right, Up.

Lay A Mine:
Hold R2 & press Right, Left, Down.

Surface Mine:
Hold R2 & press Left, Right, Down.

Play As Mr. Phatt:
Complete the game under the Medium difficulty level.

Play As Agent 326:
Complete the game as Mr. Phatt under the Hard difficulty level.

Play As Abbadon:
Complete the game as Agent 326 under the Hard difficulty level.