Battle.net

Call down 30 MULEs in an Unranked or Ranked game.

Finish a Qualification Round with an undefeated record.

Destroy 20 units with Sniper Rounds in an Unranked or Ranked game.

Destroy 20 units with Yamato blasts in an Unranked or Ranked game.

Kill 5 Changelings in an Unranked or Ranked game.