Kill the Slug Boss with more than 50% Shield strength remaining

Complete Chapter 7 on any difficulty setting

Kill the Leviathan

Complete Chapter 5 on any difficulty setting

Spend 200,000 credits at the store

Complete Chapter 4 on any difficulty setting

Kill a Brute

Kill at least 30 enemies with a melee attack

Kill 30 enemies with the Plasma Cutter

Dismember 20 Limbs

Place a sticker or a decoration on another player's sackperson

Build and save a level with more than one player with the thermometer more than 30% full

Collect 25% of the prize bubbles on the story levels