Icy Snow

Seel

During your opponent's next turn, any damage done by attacks from the Defending Pokémon is reduced by 20 (before applying Weakness and Resistance).

Found in Shadowless Print Run Booster Packs

Flip a coin. If tails, this attack does nothing.

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.

Flip a coin. If heads, the Defending Pokémon is now Asleep.

Flip 2 coins. This attack does 10 damage times the number of heads.

Flip a coin. If heads, the Defending Pokémon is now Paralyzed.