![Underwater Tunnel // Slimy Aquarium [Duskmourn: House of Horror]](http://animealley.ca/cdn/shop/files/2dd69f2d-8c9c-41fc-93ea-48fc7a6d5272.png?v=1769076362&width=660)
MTG Single
Underwater Tunnel // Slimy Aquarium [Duskmourn: House of Horror]
$0.99
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Card details
| Set: | Duskmourn: House of Horror |
| Type: | Enchantment — Room // Enchantment |
| Rarity: | Common |
| Cost: | {U} // {3}{U} |
(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.)
Underwater Tunnel
When you unlock this door, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Slimy Aquarium
When you unlock this door, manifest dread, then put a +1/+1 counter on that creature.
Underwater Tunnel
When you unlock this door, surveil 2. (Look at the top two cards of your library, then put any number of them into your graveyard and the rest on top of your library in any order.)
Slimy Aquarium
When you unlock this door, manifest dread, then put a +1/+1 counter on that creature.
Orders placed before 3PM ET ship the same business day. Free standard shipping on orders over $75 across Canada, or pick up free at the shop, usually ready within two hours. Tracking on every order.
We grade conservatively: NM looks pack-fresh, LP has minor edge wear, MP shows moderate whitening or light scratches, and HP is well-loved but tournament-legal in a sleeve. Photos of the exact card available on request.