https://wccftech.com/pokemon-sword-and-shield-gigantamax-classic-pokemon/

Some new details on Pokemon Sword And Shield emerged online today thanks to the latest issue of a popular Japanese magazine.

The cover of the latest issue of CoroCoro magazine, as reported by Serebii, confirmed that some classic Pokemon will be getting Gigantamax versions in Pokemon Sword And Shield. These are Pikachu, Charizard, Eevee, and Meowth.