Destroy 40 units with a single unit in an Unranked or Ranked game.
Use Blink to save a Stalker in a Melee game.
Destroy 30 units with Infested Terrans in an Unranked or Ranked game.
Win a match against an Elite A.I. opponent.
Kill 5 enemy units in the “Liberation Day” mission with Raynor on Normal difficulty.