Pre-purchase all of the StarCraft II: Nova Covert Ops Mission Packs.
Reach level 15 with Matriarch Vorazun in Co-op Missions.
Reward for Purchasing Overwatch: Origins Edition.
Play a game of StarCraft II during the 15th anniversary celebration.
Win 5 games of StarCraft II or Arcade during the 2013 Back-to-School promotion.