Hisuian Growlithe and 20 Feather Balls distribution will be available to Pokémon Legends: Arceus players in the UK via the GAME UK website from March 4 to April 4 | Pokémon Blog
Growlithe - Pokemon: Let's Go, Pikachu! Wiki Guide - IGN
Hisuian Growlithe and Feather Ball Distribution at GameStop! - | PokéBeach.com Forums