Defeat 20 enemies with hand-to-hand combat

Complete a level with more than one player

Defeat three enemies with one explosion

Defeat 20 enemies with gunfire by aiming while hanging

Unlock the race in First Steps

Get an 8X Multiplier

Complete all levels in The Gardens

Defeat 50 enemies with the Micro - 9mm

Defeat 70 enemies with the FAL

Choose a costume for your sackperson with at least one item on your head, at least one item on your body, and a material

Collect 50% of the prize bubbles on the story levels

Complete all levels in The Savannah

Kill 100 Creatures across all levels