It has been confirmed that upcoming video game God of War Ragnarok will have players visit all of the nine Norse realms.
God of War Ragnarok Story Details
Some players have recently noticed that the PlayStation Store description of God of War Ragnarok was updated with a new story description. It seems to hint that Kratos and Atreus will be traveling around the nine realms.
From PlayStation Store:
Fimbulwinter is well underway. Kratos and Atreus must journey to each of the Nine Realms in search of answers as Asgardian forces prepare for a prophesied battle that will end the world. Along the way they will explore stunning, mythical landscapes, and face fearsome enemies in the form of Norse gods and monsters. The threat of Ragnarök grows ever closer. Kratos and Atreus must choose between their own safety and the safety of the realms.
Possibly to Find Clues About Ragnarok
This seems to have really confirmed that upcoming video game God of War Ragnarok will definitely let players visit each realm. No word on they will do in each realm, but some speculate it has to do with the upcoming Ragnarok event.