Win 5 3v3 Versus A.I. games in a row against Harder opponents.
Win 3 Team Unranked or Ranked games in a row.
Win a 3v3 Versus A.I. game as all race possibilities against Medium opponents.
Score the rank of Gold in the “Rush Defense” challenge mission.
Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.