You Find Some Prisoners is a uncommon Instant card from The List (PLST), collector number AFR-169. Current market price: $0.18, TCGplayer market prices via Scryfall.
Choose one — • Break Their Chains — Destroy target artifact. • Interrogate Them — Exile the top three cards of target opponent's library. Choose one of them. Until the end of your next turn, you may play that card, and you may spend mana as though it were mana of any color to cast it.