Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Destroy 10 cloaked or burrowed units in a single Melee game.
Build a Factory during the first 270 seconds of a Melee game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.