Primary Collection of Cheats
Level skip
Have Lara walk one step forward (with [Shift]), one step back (with [Shift]), rotate in three full circles to the right (with [Shift]), and jump forward (with [Alt]).
All weapons
Have Lara walk one step forward (with [Shift]), one step back (with [Shift]), rotate in three full circles to the right (with [Shift]), and jump back (with [Alt]).
Unlimited ammunition
Successfully complete the game and load any previously saved level. Game play will begin will all weapons, unlimited ammunition, and more opponents.