Score the rank of Gold in the “Infestation” challenge mission.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Win a 1v1 Multiplayer Custom Game against an Elite A.I. opponent in under 5 minutes.
Destroy the Loki in the “Engine of Destruction” mission on Normal difficulty.
Train 10 Marines during the first 320 seconds of a single Melee game.