Alolan Raichu

It only evolves to this form in the Alola region. According to researchers, its diet is one of the causes of this change.

Ability — Surge Surfer: If there is any Stadium card in play, this Pokémon has no Retreat Cost.

Psychic (70+): This attack does 20 more damage times the amount of Energy attached to your opponent’s Active Pokémon.