Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Destroy a total of 100 enemy units in Free-for-All Quick Match games.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.