Polluted Cistern // Dim Oubliette [Duskmourn: House of Horror Commander] Horse Mount Set: The Lost Caverns of

Set: The Lost Caverns of Ixalan Commander Type: Enchantment Rarity: Rare Cost: {2}{B} At the beginning of your precombat main phase

Set: Jumpstart Type: Artifact Rarity: Uncommon Cost: {3} As Herald's Horn enters the battlefield

Can hold up to 576 cards

After that turn

Polluted Cistern // Dim Oubliette [Duskmourn: House of Horror Commander] Horse Mount Set: The Lost Caverns ofSet: Duskmourn: House of Horror Commander Type: Enchantment Room Enchantment Rarity: Rare Cost: {1}{B} {4}{B} (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.) Polluted Cistern 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. Dim Oubliette When you unlock this door, mill three