The FFXV reskin here of Blessing of the Oracle passes the flavor check, and doubles as a great wincon in those Ooops, All Final Fantasy Commander decks
Ranking: Want To Build Kotis, Sibsig Champion Kotis is an incredibly underwhelming commander, in my opinion
Finally, the last ability puts Gandalf on top of your library
When you run this in a Dimir colored deck, toss in mana rocks like Fellwar Stone and Darksteel Ingot that tap for more mana than just Dimir to cast them
So, if you have them both in play, Sephiroth can sacrifice Aerith for his fourth trigger, transforming, and then reap the benefits of all the +1/+1 tokens Aerith had built up from his attacking
One look at the Magic: The Gathering release schedule shows that this isn't going to change anytime soon, either