Kill 50 supply worth of units within 15 seconds in a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
While playing as Zerg, warp in a Zealot in a Melee game.
Deplete 10 Rich Mineral Fields in a single Melee game.