Complete 5 missions in the Wings of Liberty campaign on Hard difficulty.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Destroy 4 Zerg Hatcheries in the “Zero Hour” mission on Hard difficulty.
Complete “The Evacuation” mission on Hard difficulty without losing or salvaging a structure.