Win 25 1v1 Unranked or Ranked games as Zerg.
Win a Free-For-All Multiplayer Custom Game against 7 Elite A.I. opponents.
Win a 1 vs 4 Multiplayer Custom Game with no Allies against 4 Harder A.I. opponents.
Complete all the Outmatched achievements.
Use the A.R.E.S. to kill the Brutalisk in the “Piercing the Shroud” mission on Normal difficulty.