Play enough qualifying games to get placed in a Matchmaking Ranked League.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
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.
Expand during the first 225 seconds of a Melee game.