Complete all the Outmatched achievements.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Hold a Xel’Naga Tower for 5 consecutive minutes in an Unranked or Ranked game.
Destroy 30 units with Infested Terrans in an Unranked or Ranked game.
Win 250 1v1 Unranked or Ranked games as Zerg.