Complete all 29 Wings of Liberty campaign missions on Hard difficulty.
Score the rank of Gold in the “Infestation” challenge mission.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Destroy 40 units with a single unit in an Unranked or Ranked game.
Play enough qualifying games to get placed in a Matchmaking Ranked League.