Treat this card as a light magic stone and darkness magic stone.Resonance Light Magic Stone ⇒ Resonators you control gain [+100/+100] until end of turn.Resonance Darkness Magic Stone ⇒ Resonators your opponent controls gain [-100/-100] until end of turn.
Flavor Text
"It's been a while since our last party. Let's have some...fun."
A single magic stone that is both a light magic stone and a darkness magic stone (such as "Magic Stone of Heaven's Rift") will trigger both of this card's Resonance abilities as it enters your field.