Muk

Its body is made of a powerful poison. Touching it accidentally will cause a fever that requires bed rest.

Sludge Drag: Switch the Defending Pokémon with 1 of your opponent's Benched Pokémon. The new Defending Pokémon is now Confused and Poisoned.

Pester (50+): If the Defending Pokémon is affected by a Special Condition, this attack does 50 damage plus 30 more damage.