Mudkip

Mudkip, known in Japan as Mizugorou (ミズゴロウ), is a Pokémon species in Nintendo and Game Freak's Pokémon franchise. Created by Ken Sugimori, Mudkip first appeared in the video games Pokémon Ruby and Sapphire and subsequent sequels, later appearing in various merchandise, spinoff titles and animated and printed adaptations of the franchise.

Known as the Mud Fish Pokémon, Mudkip first appeared in 2003 in Pokémon Ruby and Sapphire, as one of three starter Pokémon the player can choose from at the beginning of the games. Mudkip have appeared on the boxart for Pokémon Mystery Dungeon: Blue Rescue Team, Pokémon Pinball: Ruby & Sapphire, Pokémon Channel, and Pokémon Dash.

https://en.wikipedia.org/wiki/Mudkip