Complete 25 missions in the Wings of Liberty campaign on Hard difficulty.
Destroy 4 Zerg Hatcheries in the “Zero Hour” mission on Hard difficulty.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Win 3 1v1 Unranked or Ranked games in a row.
Kill 50 supply worth of units within 15 seconds in a Melee game.