L1,Square,Triangle,TriangleR1.R2
All Campaign Battle (This Code will creates three separete profiles on your saved game-one for each of the Recruit,Narmal,Veteran Difficulty)
Disable HUD
Enable the "Cheat mode" code, then press Circle, Down, Circle, Up, Triangle, Circle. If you entered the code correctly, the game will resume
Kill nemesis
Enable the "Cheat mode" code, then press Down, L2, L1, R1, Up, Square. If you entered the code correctly, the game will automatically resume.
Full Adrenaline meter
Enable the "Cheat mode" code, then press L1, R2, R1, Up, Triangle, Circle. If you entered the code correctly, the game will automatically resume.
Infinite ammunition
Enable the "Cheat mode" code, then press L2, L1, Square, L2, L1, R1. If you entered the code correctly, the game will automatically resume.
Disable shellshock
Enable the "Cheat mode" code, then press L2, R1, L2, L1, Triangle, Triangle. If you entered the code correctly, the game will automatically resume.
Pickup OSS Document
Enable the "Cheat mode" code, then press Up, X, R2, R1, Up, Square. If you entered the code correctly, the game will automatically resume.
Refill Health
Put in Cheat Mode then enter Square, L2, L1, Triangle, Triangle, L2. If you entered the code correctly, the game will automatically resume.
X,Triangle,O,Right,Triangle,O
Suicide