Hold a Xel’Naga Tower for 5 consecutive minutes in an Unranked or Ranked game.
Destroy a fully loaded transport in an Unranked or Ranked game.
Play enough qualifying games to get placed in a Matchmaking Ranked League.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Score the rank of Bronze in the “Tactical Command” challenge mission.