Complete 20 Heart of the Swarm campaign missions on Brutal difficulty.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Train 10 Marines during the first 320 seconds of a single Melee game.
Win a Free-For-All Multiplayer Custom Game against 7 Harder A.I. opponents.