Other special events include wars, in which players collaborate to defeat enough "waves" of monsters to win the war over several days, and live events with guest stars like Voltaire, One-Eyed Doll, George Lowe, Paul and Storm, Jonathan Coulton, the cast of Ctrl+Alt+Del, Ayi Jihu, ArcAttack, They Might Be Giants, and Michael Sinterniklaas as the voice of Deady.