Cheat mode:
     Codes are unlocked by performing certain tasks during the game. A
message  with the code will appear to confirm successful completion of
the  task.  Codes  cannot  be enabled until they are first unlocked in
this manner.

No textures:
     Hold L and press R, X, Circle, X, Triangle, R during game play. A
sound   will   confirm  correct  code  entry.  To  unlock  this  code,
successfully complete the game.

Bulletproof Lara:
     Hold L and press X, R, Triangle, R, Square, R during game play. A
sound  will  confirm correct code entry. To unlock this code, complete
the England level in Time Trial mode under 27:00.

Draw enemy health:
     Hold  L  and  press Square, Circle, X, R, R, Triangle during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Bolivia level in Time Trial mode under 12:30.

Unlimited assault rifle ammunition:
     Hold  L  and  press X, Circle, X, R, Square, Triangle during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Japan level in Time Trial mode under 12:15.

Unlimited grenades:
     Hold  L  and  press R, Triangle, R, Circle, R, Square during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Kazakhstan level in Time Trial mode under 27:10.

Unlimited shotgun ammunition:
     Hold  L  and  press  R,  Circle, Square, R, Square, X during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Ghana level in Time Trial mode under 20:00.

Unlimited SMG ammunition:
     Hold  L  and  press Circle, Triangle, R, R, X, Circle during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Peru level in Time Trial mode in under 21:30.

One shot kill:
     Hold  L and press Triangle, X, Triangle, Square, R, Circle during
game  play.  A  sound  will confirm correct code entry. To unlock this
code,  complete  the  Bolivia  Redux level in Time Trial mode in under
4:15.

Wield Excalibur:
     Hold  L and press Triangle, X, Circle, R, Triangle, R during game
play.  A  sound  will confirm correct code entry. To unlock this code,
complete the Nepal level in Time Trial mode under 13:40.