A free mod for Mount & Blade II: Bannerlord, by Sindarry.
Vikings Storm allows you to play with all the elements of the Vikings series, as well as the historical ones. The application replaces the base game files with those of the series, which allows you to use all the elements, even the ones that are not in the game.
The mod consists of a map of England, with the cities, characters, cultures, etc. being replaced with those from the series. As for the gameplay, it is the same as in the base game.
The mod replaces the map of the world with that of England, which allows you to play in a more immersive environment.
The mod also replaces the characters, with most of the elements being replaced.