Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Destroy a fully loaded transport in an Unranked or Ranked game.
Destroy 4 Command Centers, Hatcheries, or Nexuses in an Unranked or Ranked game.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Use Blink to save a Stalker in a Melee game.