Check out what those big eyes are hiding

Finish Unfinished Business levels

Defeat two centaurs in the arena using only Lara's pistols without taking damage

Do not use slides to take the only secret in The Hive

Avoid triggering the boulders until using any of two levers across the room

Swan dive to the hole in the end of Atlantean Stronghold level

Use a level skip cheat code

Do not hurt T-Rex

Find all 36 ways to die

Beat the game without using any medipacks

Finish Atlantis chapter

Defeat every possible enemy in one walkthrough

Finish Natla with her own production guns