Kill 50 supply worth of units within 15 seconds in a Melee game.
Complete all Bonus Objectives in each of the Skygeirr Missions.
Destroy 10 cloaked or burrowed units in a single Melee game.
Destroy 40 units with a single unit in an Unranked or Ranked game.
Win 5 games of StarCraft II or Arcade during the 2013 Back-to-School promotion.