Groudon now live in Pokémon Go until January 15th
Groudon is now available to catch in Pokémon Go from gym raid battles. It’ll be available to catch all the way through the Christmas season until January 15th. Groudon is the first generation three Pokémon to feature in gym raids.
There’s also a special box now available in the store that features 6 raid passes, some berries, and incense.
Source: Pokemon Go