Heroes of the Storm Mount Preview: Ironside Direwolf and Nexus Charger
Nexus Charger is the reward for purchasing a Virtual/Physical Ticket of BlizzCon 2014, which will be held during November 7 and 8. It features a trail effect which displays ethereal squares around you when you move. The charger comes in three different tints, Blue, Purple, and Yellow.
It is said that the Ironside DireWolf is a reward for those who purchase the Physical or Digital Collector's Edition of World of Warcraft: Warlords of Draenor, although it has not been officially confirmed. The mount is available in Grey, Black, and Brown tints and should be available around the release of Warlords of Draenor which is on November 13th, 2014.