Meat Locker / Drowned Diner - Duskmourn: House of Horror (DSK)

Enchantment - Room

Common - Duskmourn: House of Horror (DSK)

(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.)

Meat Locker - 2, Blue

When you unlock this door, tap up to one target creature and put two stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.)

Drowned Diner - 3, Blue, Blue

When you unlock this door, draw three cards, then discard a card.