Battle.net

Kill 15 enemy units with a single Nuke in an Unranked or Ranked game.

Have 9 Terran units training simultaneously in an Unranked or Ranked game.

Destroy 20 units with a single High Templar in a Melee game.

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

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