Score the rank of Gold in the “Infestation” challenge mission.
Morph 20 Zerglings during the first 255 seconds of a single Melee game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Score the rank of Gold in the “For the Swarm” challenge mission.
Win 50 1v1 Unranked or Ranked games as Zerg.