Score the rank of Gold in all the challenge missions.
Have 9 Terran units training simultaneously in an Unranked or Ranked game.
Win a 1 vs 2 Multiplayer Custom Game with no Allies against 2 Elite A.I. opponents.
Train 10 Marines during the first 320 seconds of a single Melee game.
Kill 15 enemy units with a single Nuke in an Unranked or Ranked game.