To give some light background, League of Legends is a popular game where two teams of 5 players are matching against each other. DAUs are in the millions, making moderation and banning difficult. Instead, players voluntarily participate in the "Tribunal", which is a jury-like system where players vote on abuse cases.<p>More details here: <a href="http://na.leagueoflegends.com/tribunal/" rel="nofollow">http://na.leagueoflegends.com/tribunal/</a>