Dark Croconaw (Darkness, and to Light... No. 036)
$—
0
Water Water
Clamping Jaw
20

The Defending Pokémon can't retreat during your opponent's next turn. If the Defending Pokémon tries to attack during your opponent's next turn, your opponent flips a coin. If tails, that attack does nothing. (Benching either Pokémon ends this effect.)