Assassin's Creed Valhalla is an action role-playing video game developed by Ubisoft Montreal and published by Ubisoft. It is the twelfth major installment and the twenty-second release in the Assassin's Creed series, and a successor to the 2018 game Assassin's Creed Odyssey. Set in 873 AD, the game recounts a fictional story during the Viking invasion of Britain. The player controls Eivor, a Viking raider who becomes embroiled in the conflict between the Brotherhood of Assassins and the Templar Order. The game was released on November 10, 2020, for Microsoft Windows, PlayStation 4, Xbox One, Xbox Series X and Series S, and Stadia, while the PlayStation 5 version came out on November 12.