First kill with a Mannequin Arm.

Unlocked first door.

Find your first Patient File.

Kill first minion.

Unlock first container.

First encounter with Pighead.

Died once.

Kill 50 enemies in a row without being hit and without using upgrade powers or the Power of Time.

Kick 20 enemies off of ledges.

Suffered defeat at Malik's hands.

Knock down 15 enemies using the aerial kick.

Defeat 50 enemies using the Whirlwind.