Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Create 100 Larvae with Queens in an Unranked or Ranked game.
Morph 20 Zerglings during the first 255 seconds of a single Melee game.
Expand during the first 225 seconds of a Melee game.
Mutate a Lair during the first 285 seconds of a Melee game.