Shiny Pikachu after 62 wild encounter Pokemon Sword/Shield.

Shiny Pikachu Comes to Pokemon Sword and Shield Raids

The Myth of Detective Pikachu

Shiny Detective Pikachu & Slowpoke Caught! Take advantage of THIS before it's Too Late! (Pokémon GO)

Shiny Pikachu in Pokemon Scarlet

The Silph Road on X: Wild shiny Pikachu has been found spawning at The Pokemon Company's Pikachu Outbreak event in Yokohama! No word yet on worldwide release! / X

ArtStation - Shiny Pikachu

Shiny Detective Pikachu!

Pokemon 25 Pikachu Shiny by FloppyPony -- Fur Affinity [dot] net

Shiny Buddy Pikachu [Pokémon Let's Go!] [Mods]

Abz Art - Here's all 17 Pikachu and their shiny versions