Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Build a Factory during the first 270 seconds of a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Complete 20 missions in the Wings of Liberty campaign on Brutal difficulty.