Scour All Possibilities is a common Sorcery card from Modern Horizons (MH1), collector number 67. Current market price: $0.20 (foil $0.79), TCGplayer market prices via Scryfall.
Scry 2, then draw a card. Flashback {4}{U} (You may cast this card from your graveyard for its flashback cost. Then exile it.)