Circular Logic is a uncommon Instant card from Ultimate Masters (UMA), collector number 47. Current market price: $0.32 (foil $0.45), TCGplayer market prices via Scryfall.
Counter target spell unless its controller pays {1} for each card in your graveyard. Madness {U} (If you discard this card, discard it into exile. When you do, cast it for its madness cost or put it into your graveyard.)