Cramped Vents // Access Maze DSC 0017 · rare

Cramped Vents · {3}{B} · Enchantment — Room · 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.)

Access Maze · {5}{B}{B} · Enchantment — Room · Once during each of your turns, you may cast a spell from your hand by paying life equal to its mana value rather than paying its mana cost. (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.)