Destroy 40 units with a single unit in an Unranked or Ranked game.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Complete the Wings of Liberty campaign.
Prevent the Protoss from capping a Tal’darim Altar in the “Welcome to the Jungle” mission on Hard difficulty.
Complete 10 missions in the Wings of Liberty campaign on Hard difficulty.