Blizzard has domain names and brand name Heroes of the Storm in a number of countries requested. It is unclear yet what Heroes of the Storm game will be. There are rumors about downloadable content for Starcraft 2 or a new expansion for World of Warcraft.
In the U.s. request for the brand name is a description by Blizzard indicated that the computer game via a public network accessible. This also means that there are now rumors that Blizzard might be a new expansion for World of Warcraft wants to go to release. Others suggest that it may be a dlc pack for Starcraft 2. Blizzard itself would not comment.