Muk

It's so stinky! Muk's body contains toxic elements, and any plant will wilt when it passes by.

Poison Suction (60): If the Defending Pokémon is Poisoned, heal 60 damage from this Pokémon.

Sludge Crash (80): Flip a coin until you get tails. For each heads, discard an Energy attached to the Defending Pokémon.