Cramped Vents // Access Maze {3}{B} // {5}{B}{B}
Enchantment — Room // 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.)
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.)
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Cards that do something similar expected a card that isn't here?
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Glassworks // Shattered Yard 88%
$0.21#8772
"When you unlock this door, this Room deals 4 damage to target creature an opponent controls."
Demon of Fate's Design 88%
$0.33#3012
"Once during each of your turns, you may cast an enchantment spell by paying life equal to its mana value rather than paying its mana cost."