All Weapons:
Lara will perform any of the following actions during the game. Hold Walk
and side-step left, side-step right, side-step left, step back, step
forward, spin three times in a complete circle in any direction, jump
backwards and Roll in mid-air.

Level Skip:
Hold Walk and side-step left, side-step right, side-step left, step back,
step forward, spin three times in a complete circle in any direction, jump
forward and Roll in mid-air.

Exploding Lara:
Walk one step forward, one step backward, hold Walk while spinning three
times in a complete circle in any direction, and jump backward.

Unlimited Flares:
Press L2 four times during game play. Although the flares will not appear
in inventory, they may be used by pressing Triangle, L2 during game play.
Note:This code assumes that the buttons have been left in their default
configuration.

Easy Venice Exit:
Press X after pulling the switch (before the clock starts) to give Lara's
boat extra power. This will allow it to travel up the long ramp that leads
to some windows. Lara will crash through the windows and land in the canal
just before the exit with plenty of time to spare