Battle.net

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.

Finished a season in a Team Gold Division.

Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.

Kill 50 supply worth of units within 15 seconds in a Melee game.