At the title screen hold R1 and press the following:
Effect Code TAR21 Down, Down, Up, Up, Square, O, Square, O,Triangle, Up, Up, Triangle Unlocks M468 Assault Rifle Up, Triangle, Down, X, Left, Square, Right, Circle, Left,Left, Right, Square Unlocks MTAR-21 Assault Rifle Down x2, Up x2, Square, Circle, Square, Circle, Triangle, Up x2, Triangle
GI John Doe Mode
During game pause and hold R1
Effect Code Red & Blue Tracers (also works online, host must enter code) L3 L3 X R3 R3 O L3 L3 Square R3 R3 Triangle
Contributed By: 51N15T3R.
Single player codes
During a single player game, pause then hold R1 and enter codes
Effect Code 3rd Person View Square, Circle, Square, Circle, L3, L3, Triangle, X, Triangle, X, R3, R3 Big Head Mode Circle, Square, X, Triangle, L3, Triangle, X, Square, Circle, R3 Super Ragdoll Mode X, X, Circle, Circle, Square, Square, Triangle, Triangle, X, Circle, Square, Triangle
Comcast Multiplayer Map
At the game's main menu, select "EXTRAS", then select "Comcast Gift" in the submenu. Using the pop-up keyboard, enter the password.
Effect Password Comcast multiplayer map Comcast faster
Contributed By: HunteristheGame2.
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