name: Polluted Cistern // Dim Oubliette
originalText: Whenever one or more cards are put into your graveyard from your library, each opponent loses 1 life for each card type among those cards.\n\n\n(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)
printings: DSC
text: Whenever one or more cards are put into your graveyard from your library, each opponent loses 1 life for each card type among those cards.\n(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)