Win a 1 vs 2 Multiplayer Custom Game with no Allies against 2 Elite A.I. opponents.
Survive 15 Infested Horde Attacks in the “Night 2 Die" mode of the “Left 2 Die” scenario.
Score the rank of Gold in all the challenge missions.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Win a 1v1 Multiplayer Custom Game against an Elite A.I. opponent in under 5 minutes.