Note: For most codes that require button combinations, you will hear the sound of a gun when you activate the code properly.

First person view
At the Mode Selection Screen, press Up (x4), Down (x4).

Extra options
Complete the game on any difficulty setting to unlock a real time window and up to 8 health in the Options menu. Complete the game more than twice on any difficulty setting to unlock infinite credits in the credits section of the options menu and +30 in the time limit section.

Better yet, complete the game three or more times on any difficulty setting to unlock Infinite Credits in the Credits section of the Options menu, and +30 in the time limit section.

Infinite time
Pause during a game in Arcade mode and press Square (x3), Circle, X, R1, R2, L2, L1, Triangle, Select. Resume the game and the next part of the level will not have an active timer.

For infinite time in Story Mode: Pause the game in Arcade Mode and press Square, Square, Square, Circle, X, R1, R2, L2, L1, Triangle, and Select
submitted by Clayton Aughe

Expert Challenge
While selecting the Game Mode (training or arcade modes), press and hold the trigger button. Then, while still holding the trigger, move the cursor onto any mode and press Start (x4). You should hear a second gunshot to signal the code being successful.

Expert mode has no guide arrows or aiming rings on the screen, so the game is more "hardcore".

Night Vision Challenge
While selecting the Game Mode (training or arcade modes), press and hold the trigger button. Then, while still holding the trigger, move the cursor onto onto any mode and press Start (x5). You should hear a second gunshot to signal the code being successful.

In Night Vision mode, the game is pitch black. You will only be able to see using the Night Vision rifle's scope.

Professional Night Vision Challenge
While selecting the Game Mode (training or arcade modes), press and hold the trigger button. Then, while still holding the trigger, move the cursor onto onto any mode and press Start (x6). You should hear a second gunshot to signal the code being successful.

In Professional Night Vision mode, the game is pitch black and there will be no aiming ring or enemy markers. You will only be able to see using the Night Vision rifle's scope.

Exchange a half of life for 5 seconds
Pause during a game in arcade mode and press Up (x2), Down (x2), Left, Right, Left, Right, X, Circle.

Exchange 5 seconds for half of life
Pause during a game in arcade mode and press Circle, X, Right, Left, Right, Left, Down (x2), Up (x2).

100 Challenge Mode
Beat all 9 Outdoor Shooting Range challenges to enable 100 Challenge Mode.

Hidden mode
At the Mode Selection Screen, press Right, Down, Right, Square, Up, Square, Square, Triangle, Down, Right, Down, Right, Square, Triangle.

Mirrored levels
At the Mode Selection Screen, press Left (x2), Right, Square, Down (x2), Up, Triangle, Up, Right, Down, Up, Left, Down, Square.

Turbo mode
At the Mode Selection Screen, press Down, Triangle, Up, Square, Triangle, Down, Right, Down, Right, Square, Triangle.

Love mode
At the Mode Selection Screen, press Left, Right (x2), Square, Triangle.

Night mode
At the Mode Selection Screen, press Up, Right, Down, Left, Up, Square, Triangle.

No crosshair
At the Mode Selection Screen, press Right (x3), Square.

No scope
At the Mode Selection Screen, press Right, Down, Right, Square, Right, Down, Right, Square.

No enemy cursor
At the Mode Selection Screen, press Right (x4), Left, Down, Up, Right.

Tips

Cheats