The very necklace that gave each of The Dazzlings their abilities. The card's info says: Necklace of Negativity Equip Spell Equip only to "My Little Pony Adagio Dazzle", "My Little Pony Aria Blaze" or "My Little Pony Sonata Dusk". Each time two face-up monsters battle, the equipped monster gains 500 ATK Rare