Basically all the shiny Pokemon that we've seen in the anime ! From Kanto................. to Galar !
Well, here’s what I found for shiny Pokémon in the anime.
Noctowl
Shuckle
Gyarados (x2)
Magneton
Swellow
Magikarp (x3)
Donphan
Dustox
Metagross (x2)
Pichu
Ditto
Raikou
Entei
Suicune
Ariados
Hydreigon
Golurk
Onix (x2)
Druddigon
Hawlucha
Rayquaza
Dragonair
Phantump
Pikachu (x2)
Gengar
Gardevoir
Charjabug
Vikavolt
Mimikyu
Tapu Koko
Magearna
Guzzlord
Psyduck
Swinub
Slakoth
Bagon
Celebi
Source
Hope this helps! :)
