Charred Foyer // Warped Space [Duskmourn: House of Horror]

Set: Duskmourn: House of Horror Type: Enchantment — Room // Enchantment Rarity: Mythic Cost: {3}{R} // {4}{R}{R} Charred FoyerAt the beginning of your card of your upkeep, exile the top card of your library. You may play it this turn/Warped SpaceOnce each turn, you may pay 0 rather than pay the mana cost for a spell you cast from exile. (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)