Wobbuffet

To keep its pitch-black tail hidden, it live quietly in the darkness. It is never first to attack.

Ability — Shady Tail: As long as this Pokémon is on your Bench, {*} (Prism Star) Pokémon in play (both yours and your opponent’s) can’t attack and have no Abilities.

Knock Away (30+): Flip a coin. If heads, this attack does 30 more damage.