Their full, terrifying might is fixed on summoning the Dark Titan to Azeroth-and they've already located the key to his return. Story The tomb of Sargeras has been reopened, and the demons of the Burning Legion pour into Azeroth.
The expansion's beta is planned for later in 2015. The expansion is planned to be released sometime in 2016. World of Warcraft: Legion is the sixth expansion for World of Warcraft, announced at Gamescom on August 6, 2015.