Binding Negotiation is a uncommon Sorcery card from Outlaws of Thunder Junction (OTJ), collector number 78. Current market price: $0.17 (foil $0.17), TCGplayer market prices via Scryfall.
Target opponent reveals their hand. You may choose a nonland card from it. If you do, they discard it. Otherwise, you may put a face-up exiled card they own into their graveyard.