Rainbow Six Vegas 2 - Platform: Playstation 3

M468 assault rifle:
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At the "Press Start" screen, hold R1 and press Up, Triangle, Down, X, Left, 
Square, Right, Circle, Left(2), Right, Square to unlock the M468 assault rifle. 

TAR-21 assault rifle:
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At the "Press Start" screen, hold R1 and press Down(2), Up(2), Square, Circle, 
Square, Circle, Triangle, Up(2), Triangle to unlock the TAR-21 assault rifle.

One-hit kills:
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Pause the game in Single Player mode, then hold R1 and press L3, R3, L3, R3, X, 
Circle, L3, R3, L3, R3, Square, Triangle. Note: This also enables one-hit kills 
for your player.

GI John Doe mode:
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Pause the game, then hold R1 and press L3(2), X, R3(2), Circle, L3(2), Square, 
R3(2), Triangle. If you entered the code correctly, the message "GI John Doe 
Mode" will appear. In this mode, blue and red lasers are shot.

Third person view:
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Pause the game in Single Player mode, then hold R1 and press Square, Circle, 
Square, Circle, L3(2), Triangle, X, Triangle, X, R3(2).

Big heads:
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Pause the game in Single Player mode, then hold R1 and press Circle, Square, X, 
Triangle, L3, Triangle, X, Square, Circle, R3.

Comcast Optimized multiplayer map:
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At the main menu, select the "Extras" option. Choose the "Comcast Gift" option, 
then enter "Comcast Faster" as a password on the virtual keyboard to unlock the 
"Comcast Optimized" multiplayer map.

Prequel bonus:
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Have a saved game file from Tom Clancy's Rainbow Six: Vegas with an "Elite" rank 
on your hard drive or memory card to get 2,500 experience points, the ballistic 
face mask, and flight helmet when starting a new game.

A.C.E.S. points:
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Successfully complete the indicated task to unlock the corresponding number of 
A.C.E.S. points:

Assault
  +3: Kill an enemy or player behind cover with penetrating weapons. 
  +3: Kill an enemy or player with C4. 
  +2: Kill an enemy or player who is using a mounted machinegun. 
  +2: Kill an enemy or player with a frag grenade or breaching charge. 
  +2: Kill an enemy or player who is using a riot shield. 

Marksmanship
  +3: Kill an enemy or player at long range. 
  +3: Kill an enemy or player when they are on a rope. 
  +2: Kill an enemy or player while you are rappelling. 
  +2: Kill an enemy or player who is sprinting. 
  +1: Kill an enemy or player with a headshot. 

Close Combat
  +3: Kill an enemy or player at short range. 
  +3: Kill an enemy or player who is stunned or flashbanged. 
  +3: Kill an enemy or player by blind-fire. 
  +3: Kill an enemy or player from behind.