Coin of Fate is a rare Artifact card from Final Fantasy Commander (FIC), collector number 15. Current market price: $0.15, TCGplayer market prices via Scryfall.
When this artifact enters, surveil 1. {3}{W}, {T}, Exile two creature cards from your graveyard, Sacrifice this artifact: An opponent chooses one of the exiled cards. You put that card on the bottom of your library and return the other to the battlefield tapped. You become the monarch.