Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Score the rank of Gold in the “Covert Ops” challenge mission.
Win a 3v3 Multiplayer Custom Game with Medium A.I. allies using all three races against Medium A.I opponents.
Win a 3v3 Multiplayer Custom Game with Harder A.I. allies against all three races of Harder A.I opponents.