[PKM] Glaceon (SM238) [Sun & Moon: Black Star Promos]

Flip a coin. If heads, prevent all effects of attacks, including damage, done to this Pokémon during your opponent's next turn.

Your opponent's Active Pokémon is now Asleep. This attack does 20 damage to each of your opponent's Benched Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)