End-Blaze Epiphany is a rare Instant card from Lorwyn Eclipsed Promos (PECL), collector number 134p. Current market price: $0.26 (foil $0.68), TCGplayer market prices via Scryfall.
End-Blaze Epiphany deals X damage to target creature. When that creature dies this turn, exile a number of cards from the top of your library equal to its power, then choose a card exiled this way. Until the end of your next turn, you may play that card.