PC:
ALL WEAPONS:
Pull out your PISTOLS, then WALK one step backwards, one step forwards, (let go of walk) go into a crouch, (let go of crouch) turn around 3 times in any direction, and do a backflip.
SKIP LEVEL:
Pull out your PISTOLS, then WALK one step backwards, one step forwards, (let go of walk) go into a crouch, (let go of crouch) turn around 3 times in any direction, and jump forwards.
PLAYSTATION:
ALL WEAPONS:
During play, quickly press L2, R2 twice, L2 4 times, R2, L2, R2 twice, L2, R2 twice, L2 twice, R2, L2 twice, R2 (lara will scream if done correctly).
SKIP LEVEL:
During play, quickly press L2, R2, L2 twice, R2, L2, R2, L2, R2, L2 4 times, R2, L2, R2 4 times, L2 (Lara will say "Nope" if done correctly).
ALL SECRETS:
During play, quickly press L2 5 times, R2, L2 3 times, R2, L2, R2, L2 twice, R2, L2 twice, R2, L2 twice (Lara will sigh if done correctly).
FULL HEALTH:
During play, quickly press R2 twice, L2, R2, L2 6 times, R2, L2 3 times, R2, L2 5 times, R2, L2 twice (Lara will sigh if done correctly).
RACETRACK KEY:
During play in Lara's home, quickly press R2, L2 3 times, R2, L2 6 times, R2, L2 5 times, R2, L2 twice (Lara will say "Nope" if done correctly).
PSX GAME SHARK:
INFINITE OXYGEN:
8009914E0708