Dance with four elephants around the chair.

Use all Modes at least once in a session.

Upload some music to your system, play that music while playing with detuned, and maximize one of the distortive sound effects.

Use the camera controls to zoom in or out.

Use the right stick to crank up an effect.

Get flattened by any trap.

Clear all the waves on any single map.

Clear wave 10 on any single map.

Complete 'Ghost Town' on hard

Build 30 Castle upgrades or Siege Weapons in online games

Deliver 15 resources of wood or metal to the team's stockpile in online games

Feed the Princess 1500 calories of food in a single online game

(Online) Have 20 Squad members spawn on you without dying in a single round