Win 10 1v1 Unranked or Ranked games as Zerg.
Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Score the rank of Gold in the “Covert Ops” challenge mission.
Score the rank of Gold in the “Psionic Assault” challenge mission.