Score the rank of Gold in all the challenge missions.
Win 100 1v1 Unranked or Ranked games as Zerg.
Destroy 30 units with Infested Terrans in an Unranked or Ranked game.
Destroy 5 units with a single Neural Parasited unit in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.