Both of these Urshifu forms will retain Kubfu's ability to Dynamax, but their types will be different - Single Strike is Fighting and Dark-type, while Rapid Strike is Fighting and Water-type.

Players hoping to use Dynamax Urshifu for Max Battles were disappointed to realize that there’s not currently an option to evolve Kubfu. The Dynamax Pokemon can be powered up, but it can’t ...

Kubfu is a powerful Fighting-type that can evolve into one of two forms of Urshifu depending on how it is trained. This little cub has the chance to dominate the Pokémon Go meta, but first ...