Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Warp in 100 units with Warp Gates in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Use Blink to save a Stalker in a Melee game.
While playing as Zerg, warp in a Zealot in a Melee game.