Muk

Ability · Toxic Sludge

At the end of each player's turn, each of your opponent's Active Pokémon that has any [G] Energy attached to it is now Poisoned. If that Pokémon is already Poisoned, Toxic Sludge Poké-Body does nothing to that Pokémon.

P · P · C

The Defending Pokémon is now Confused and can't retreat during your opponent's next turn.

Weakness: Psychic · Resistance: none · Retreat: 2