In Zetsubou No Shima, throw up.

In Der Eisendrache, trap and kill a Panzersoldat using the Ragnarok DG-4.

In Der Eisendrache, kill every type of zombie using a minigun.

In Revelations, assist a Keeper in defeating every type of enemy.

In Revelations, override all of the Corruption Engines before round 6.

In Revelations, wear three different hats.

Get 5 Kill Streaks of 5 kills in Elimination or Skirmish in PvP.

Complete all collections

Complete all Merlin Trials

In Revelations, kill 40 enemies with a single activation of a Corruption Turret.

Getting burned by a flamethrower, molotov or flare gun

In Origins, complete all 4 Challenges in one game.

In Shangri-La, acquire the Focusing Stone.