Faithless Salvaging is a common Instant card from Modern Horizons 2 (MH2), collector number 349. Current market price: $0.23 (foil $0.21), TCGplayer market prices via Scryfall.
Discard a card, then draw a card. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)