Toxicroak (Mysterious Treasures 36/123)
0
Poké-BODY Poison Sacs

Your opponent can't remove the Special Condition Poisoned by evolving or devolving his or her Poisoned Pokémon. (This also includes putting a Pokémon Level-Up card onto the Poisoned Pokémon.)

Psychic Colorless
Knuckle Claws
30

The Defending Pokémon is now Poisoned.