Turn into a cloud and pass through the bars.
Collect all batteries in any level.
Destroy one camera.
Destroy 10 cameras.
Pass the first level as Erwin.
Pass level 40.
Unlock Erwin.
Destroy 10 walls
Save Max.
Reprogram a robot to destroy WALLS!
Destroy the camera before reprogramming a robot.
Collect every battery and complete the game.
Find a suspiciously familiar cube.