Cabal Therapy is a uncommon Sorcery card from Judgment (JUD), collector number 62. Current market price: $19.89 (foil $246.75), TCGplayer market prices via Scryfall.
Choose a nonland card name. Target player reveals their hand and discards all cards with that name. Flashback—Sacrifice a creature. (You may cast this card from your graveyard for its flashback cost. Then exile it.)