Name: Cramped Vents Cost: 3B CMC: 11 Color: B CID: B Type: Enchantment -- Room Rules Text: When you unlock this door, this Room deals 6 damage to target creature an opponent controls. You gain life equal to the excess damage dealt this way. (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.) [This is half of the split card Cramped Vents // Access Maze.] Set/Rarity: Duskmourn: House of Horror Commander rare Legality: Legal in legacy, Legal in oathbreaker, Legal in commander, Legal in duel, Legal in vintage Price: $0.24