Zeradar is a archon pet available in World of Warcraft for those that purchased the digital deluxe or collectors edition of StarCraft II: Legacy of the Void. In the battle pet minigame, it is able to use psionic storm, and is the only pet in the game to have that ability. 2016-03-22. WarcraftPets. Zeradar. Accessed 2016-03-22.