Pikachu Was Originally Supposed To Have A Third Evolution In Pokémon, Gorochu

According to his original designer, Pikachu was supposed to evolve not once, but twice, into a Pokemon named Gorochu.

Pokémon: Pikachu Designer Reveals A Lost Second Evolution Called 'Gorochu

Why did Ash Ketchum never evolve his Pikachu into Raichu? - Quora

At what level does Raichu evolve? - Quora

Giving a Gorochu Design a Go! : r/pokemon

Modern Gorochu (Regional Pikachu Evolution) by CinemaSans on DeviantArt

Pikachu Nearly Had A Second Evolution Called Gorochu – NintendoSoup

ProDex - Originally, Raichu had an evolution; Gorochu. Gorochu would have had fangs and horns like the Japanese lightning god Raijin. A God bringing death and destruction. ProDex - App Store

Pikachu was originally going to have a third evolution and it sounds terrifying

Pikachu Nearly Had A Second Evolution Called Gorochu – NintendoSoup