Complete all 29 Wings of Liberty campaign missions on Brutal difficulty.
Win a Free-For-All Multiplayer Custom Game against 7 Elite A.I. opponents.
Score the rank of Gold in all the challenge missions.
Destroy 4 Zerg Hatcheries in the “Zero Hour” mission on Hard difficulty.
Kill 50 units with a single Penetrator Round in the “Belly of the Beast” mission on Hard difficulty.