final fantasy mtg summons art:final-fantasy-summon · Scryfall Magic: The Gathering Search Sacrifice after III.) I — Chain — Exile the top card of your library Summon: Leviathan | Final Fantasy

Ultimate Magic: Holy showcases those final moments where hope seems lost, yet the Lifestream joins with Holy to save the planet in the end

You'll want to add her to a deck with other princesses since her abilities both enable and benefit from the abilities of other princess cards.

It's comparable to Ruby's Dragon Fire from the base set, but the ability to be sung is a huge boon

Then, it takes two of your opponent's characters out of the game for a bit, exerting them and not letting them exert on their owners next turn

Condition:Factory Sealed

At least from an MTG perspective, this puts Sin alongside graveyard commanders like Muldrotha, the Gravetide, but with the chaotic twist of that aforementioned cycle