Glassworks // Shattered Yard – 137: Duskmourn: House of Horror

• Rarity: C
• Number: 137
• SubType: Enchantment — Room
• FlavorText: 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.)

Glassworks

When you unlock this door, this Room deals 4 damage to target creature an opponent controls.

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Shattered Yard

At the beginning of your end step, this Room deals 1 damage to each opponent.