Mudkip

Mudkip is a rare Water-type Pokémon from Hoenn region. It can evolve into Marshtomp when fed with 25 candies and its final evolution form is Swampert.

Trivia

 * In Generation III of core series games, Mudkip was a Starter Pokémon and now, in Pokémon GO, though it is not official, it is considered a Hoenn-region Starter Pokémon in players community.