Kill every enemy unit in the “Ghost of a Chance” mission on Hard difficulty.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Score 500,000 points on the Lost Viking arcade machine.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Complete the “Breakout” mission on Hard difficulty in less than 25 minutes.