Score the rank of Gold in all the challenge missions.
Have 9 Protoss units warping in simultaneously in an Unranked or Ranked game.
Warp in 100 units with Warp Gates in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Capture 50 enemy units in a single Vortex in a Melee game.