Starting with Pokémon Go Tour Unova, Kyurem can finally fuse with either Zekrom or Reshiram to create White Kyurem or Black Kyurem. But that leaves you with the difficult decision of which ...
The event quest sets you up with some of what you need to get one of the two Kyurem fusions. It’ll give you 50 fusion energy, as well as some candy, for whichever side you pick out of Black ...
This process works almost the exact same way as Necrozma’s fusions, so if you’re familiar with that already, you should be in a good place. This made its debut during the Go Tour: Unova event ...