Learned first ability.

Find a Treasure

Reunite with GLaDOS

Earn 5,000 Player Points (PP).

Use X-Factor in a match. (Arcade/online only)

Killer's Place - Survive the explosion by hiding in the fridge

The Rat - Drink the poison

Trapped - Save Lauren underwater

Sexy Girl - Take off no more than one item of clothing during the strip-tease

Lexington Station - Find the correct locker on first try

Use all the weapons in the game

Earn at least 1,000 Total XP (including Race XP and Create XP)

Drift 1,000 times in total