Battle.net

Create 100 Larvae with Queens in an Unranked or Ranked game.

Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.

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

Finished a season in a 1v1 Silver Division.

Destroy 10 cloaked or burrowed units in a single Melee game.