Destroy a total of 100 enemy units in Free-for-All Quick Match games.
Using Auto-Turrets, destroy 20 worker units in an Unranked or Ranked game.
Destroy 40 units with a single unit in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Complete 15 missions in the Wings of Liberty campaign on Brutal difficulty.