To skip to the next level:
Walk one step forward
Walk one step back
Turn round three times (in either direction)
Jump forward
Tomb Raider - Playstation
ALL WEAPONS
Press SELECT to enter inventory screen, then LOOK, DRAW GUNS, STEP RIGHT, STEP LEFT, STEP LEFT, STEP RIGHT, ROLL, and LOOK.
SKIP LEVEL
Press SELECT to enter inventory screen, STEP LEFT, STEP RIGHT, LOOK, ROLL, DRAW, LOOK, STEP RIGHT, STEP LEFT.
ALL WEAPONS:
hold a flare
walk forward a step
walk back a step
turn around 3 times (in either direction)
back flip
If you want to see something funny, try the codes without the flare.
Tomb Raider 2 - Playstation
ALL WEAPONS
Step left, right, then left. Using the walk key, take one step back, then one step foward. While holding the walk button, spin around three times, then do a fowards spin jump.
SKIP LEVEL
Step left, right, then left. Using the walk key, take one step back, then one step foward. While holding the walk button, spin around three times, then do a backwards spin jump
I don't know if the Playstation cheats work because i don't have a Playstation to test them on.
Oh yea and for all those that want it good luck in your search because it does not exist. If you are wondering what i am talking about it is a nude code. There is no such thing so get over it. =OD