Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
While playing as Zerg, warp in a Zealot in a Melee game.
Complete all the Kerrigan achievements.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Destroy 30 units with Infested Terrans in an Unranked or Ranked game.