Resentful Revelation is a common Sorcery card from Final Fantasy (FIN), collector number 114. Current market price: $0.17 (foil $0.30), TCGplayer market prices via Scryfall.
Look at the top three cards of your library. Put one of them into your hand and the rest into your graveyard. Flashback {6}{B} (You may cast this card from your graveyard for its flashback cost. Then exile it.)