Myra the Magnificent [Unfinity] Mirrodin Besieged Prerelease Promos Impulsive Return deals damage to

Impulsive Return deals damage to each player equal to the number of Revelers on the battlefield

Sacrifice another creature: Target creature gets -2/-2 until end of turn

Devouring Chaos deals damage equal to the exiled card’s mana value to any target

and Nether Spirits for the win

Myra the Magnificent [Unfinity] Mirrodin Besieged Prerelease Promos Impulsive Return deals damage toSet: Unfinity Type: Legendary Creature Human Performer Rarity: Mythic Cost: {2}{U}{R} Whenever you cast an instant or sorcery spell from your hand, open an Attraction. {X}, {T}: Exile target instant or sorcery card with mana value X from your graveyard and choose an Attraction you control that doesn't have a midway counter on it. Put a midway counter on it. Whenever you visit that attraction, copy the exiled card. You may cast the copy without paying