Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Win 10 1v1 Unranked or Ranked games as Zerg.
Cancel construction of a structure that is being destroyed by an opponent in a Melee game.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Score the rank of Gold in the “Infestation” challenge mission.