Complete the Wings of Liberty campaign.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Build a Factory during the first 270 seconds of a Melee game.
Win 5 1v1 Matchmaking Unranked or Ranked games.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.