Raichu

Raichu (Japanese: ライチュウ Raichu) is an Electric-type Pokémon introduced in Generation I.

It evolves from Pikachu when exposed to a Thunder Stone. It is the final form of Pichu.

In Alola, Raichu has a dual-type Electric/Psychic regional form. It evolves from Pikachu when exposed to a Thunder Stone. All Pikachu in Alola will evolve into this form regardless of their origin. It is the final form of Pichu in the Alola region.