Octillery

Its instinct is to bury itself in holes. It often steals the nesting holes of others to sleep in them.

Jet of Ink (30): During your opponent's next turn, if the Defending Pokémon tries to use an attack, your opponent flips 2 coins. If either of them is tails, that attack doesn't happen.

Tantrum (120): This Pokémon is now Confused.