Use Chrono Wave to speed up the training of 500 of your ally’s units in Co-op Missions.
Kill 50 enemy units with a single strike of Karax’s Purifier Beam on Hard difficulty.
Play a game of StarCraft II during the 15th anniversary celebration.
Purchase StarCraft II Heart of the Swarm Collector’s Edition.
Complete all Kerrigan Level, Army mutation, and Evolution mission achievements.