Ardyn, the Usurper is a rare Legendary Creature — Elder Human Noble card from Final Fantasy Promos (PFIN), collector number 89s. Current market price: — (foil $7.72), TCGplayer market prices via Scryfall.
Demons you control have menace, lifelink, and haste. Starscourge — At the beginning of combat on your turn, exile up to one target creature card from a graveyard. If you exiled a card this way, create a token that's a copy of that card, except it's a 5/5 black Demon.