Dota 2 and League of Legends have been the undisputed leaders of the MOBA market for years, but Blizzard that’s only because Blizzard hasn’t stepped in to slice off a piece of the market yet. While its own game, Heroes of the Storm, has been in closed beta for a few months, no word of an official launch has been announced until just now. According to the company, the game will enter open beta next month and will fully launch the following month.