Mutate a Lair during the first 285 seconds of a Melee game.
Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Win 50 1v1 Unranked or Ranked games as Zerg.
Create 100 Larvae with Queens in an Unranked or Ranked game.
Destroy 10 cloaked or burrowed units in a single Melee game.
