Kill 50 supply worth of units within 15 seconds in a Melee game.
Train 10 Marines during the first 320 seconds of a single Melee game.
Build a Factory during the first 270 seconds of a Melee game.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.