Score the rank of Gold in the “Covert Ops” challenge mission.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Win 3 1v1 Unranked or Ranked games in a row.
Destroy an enemy Command Center, Hatchery, or Nexus while it is under construction in an Unranked or Ranked game.
Cancel construction of a structure that is being destroyed by an opponent in a Melee game.