Battle.net

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

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

Win 100 Team Unranked or Ranked games as Terran.

Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.

Kill 50 supply worth of units within 15 seconds in a Melee game.