Destroy a total of 100 enemy units in Free-for-All Quick Match games.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
While playing as Zerg, warp in a Zealot in a Melee game.
Score the rank of Gold in the “For the Swarm” challenge mission.
Score the rank of Gold in the “Rush Defense” challenge mission.