Capture 50 enemy units in a single Vortex in a Melee game.
Complete the “Whispers of Doom” mission on Normal difficulty with 3 or more Stalkers.
Call down 30 MULEs in an Unranked or Ranked game.
Warp in a Twilight Council during the first 275 seconds of a Melee game.
Complete all mission objectives in “The Outlaws” mission.