Pyukumuku

It lives in shallow seas, such as areas near a beach. It can eject its internal organs, which it uses to engulf its prey or battle enemies.

Ability — Innards Out: If this Pokémon is your Active Pokémon and is Knocked Out by damage from an opponent’s attack, put 6 damage counters on the Attacking Pokémon.

Continuous Tumble (30×): Flip a coin until you get tails. This attack does 30 damage for each heads.