Meloetta (LOT 104)
Sing
Your opponent's Active Pokémon is now Asleep.
Miracle Harmony
Flip a coin for each of your Pokémon in play that has the Sing attack. This attack does 10 damage for each heads to each of your opponent's Pokémon. (Don't apply Weakness and Resistance for Benched Pokémon.)
weakness: x2
resistance: none
retreat cost: 1