Win 5 1v1 Unranked or Ranked games in a row.
Win a Free-For-All Multiplayer Custom Game against 7 Elite A.I. opponents.
Win a 1 vs 4 Multiplayer Custom Game with no Allies against 4 Harder A.I. opponents.
Complete all the Economy achievements.
Destroy a total of 100 enemy units in Free-for-All Quick Match games.