Uncovered Clues is a common Sorcery card from Dragon's Maze (DGM), collector number 19. Current market price: $0.10 (foil $0.24), TCGplayer market prices via Scryfall.
Look at the top four cards of your library. You may reveal up to two instant and/or sorcery cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.