Complete all 29 Wings of Liberty campaign missions on Hard difficulty.
Score the rank of Gold in the “Psionic Assault” challenge mission.
Have 9 Terran units training simultaneously in an Unranked or Ranked game.
Destroy 4 Zerg Hatcheries in the “Zero Hour” mission on Hard difficulty.
Kill 50 supply worth of units within 15 seconds in a Melee game.