Do a 6 combo gem break and receive "For the Swarm" notification in a game of ’StarJeweled’.
Kill a Stank before it kills anything on Hard difficulty.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Score the rank of Gold in the “Tactical Command” challenge mission.
Build a Factory during the first 270 seconds of a Melee game.