Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Cancel construction of a structure that is being destroyed by an opponent in a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Complete any 25 rounds in “StarCraft Master".
Kill 50 supply worth of units within 15 seconds in a Melee game.