Voracious Tome-Skimmer is a uncommon Creature — Faerie Rogue card from Lorwyn Eclipsed (ECL), collector number 250. Current market price: $0.27 (foil $0.31), TCGplayer market prices via Scryfall.
Flying Whenever you cast a spell during an opponent's turn, you may pay 1 life. If you do, draw a card.