Battle.net

Have 9 Protoss units warping in simultaneously in an Unranked or Ranked game.

Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.

Destroy 10 cloaked or burrowed units in a single Melee 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.