Purchase StarCraft II Wings of Liberty Collector’s Edition.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Score the rank of Gold in the “For the Swarm” challenge mission.
Use the Artifact no more than once in the “All In” mission on Hard difficulty.
Kill 50 units with a single Penetrator Round in the “Belly of the Beast” mission on Hard difficulty.