Tomb Raider: Underworld Cheats
Hold down the Left Trigger, and enter one of the following codes. If done correctly you should hear the "checkpoint" sound
(Hold LT) A, RT, Y, RT, X, LB - Invincibility.
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Hold L2. X, R2, Triangle, R2, Square, L1 - Bullet Proof Lara...
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Treasure Hunt Mode
To unlock treasure hunt mode complete the Game on any difficulty.
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Lara Concepts - Collect all six Relics.
Zip and Winston Concepts - Complete Prologue.
Creature Concepts - Collect every single Treasure.
Game Flow Storyboards - Complete the entire game on the Master Survivalist difficulty level.
All Concept Art for Med Sea and Amanda Concepts - Complete Mediterranean Sea Expedition.
All Concept Art for Mexico and All Men Concepts - Complete Southern Mexico Expedition.
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