Slaking

It is the world's most slothful Pokémon. However, it can exert horrifying power by releasing pent-up energy all at once.

Ability — Lazy: As long as this Pokémon is your Active Pokémon, your opponent’s Pokémon in play have no Abilities, except for Lazy.

Critical Move (160): Discard an Energy from this Pokémon. It can’t attack during your next turn.