Go in to get the gold idol and exit through the same window

Take a close look at the snakes

Defeat a wolf while you are both in the air

Complete all exercises in Lara's Home

Craft a Boss Weapon

Defeat the Labyrinth Boss

Defeat Guardian of N'Erud

Craft a Non-Starter Weapon Mod

Complete Level 9 - The Depths.

Collect all studs in any hacking mini-game

Defeat 20 enemies as Rage Unikitty.

Finish the third level in less than 6 minutes

Finish the third level in less than 4 minutes