Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Destroy 20 units with a single High Templar in a Melee game.
While playing as Zerg, warp in a Zealot in a Melee game.
Destroy 10 cloaked or burrowed units in a single Melee game.
Using Warp Prisms, warp in 50 units in a single Melee game.