Blizzard World, a new map for Overwatch, was revealed at the BlizzCon 2017. Blizzard World will be a Hybrid map, like King's Row, Eichenwalde, and Numbani. 

Blizzard World will be a Blizzard theme park that features other games developed by Blizzard. The buildings and geographical features in the map are themed after World of Warcraft, Hearthstone, StarCraft, Heroes of the Storm, and Diablo.

The official date which the map will go live in Overwatch has not been determined yet.