Underwater Tunnel // Slimy Aquarium
Illustrated by Titus Lunter
Card details
- Mana cost
- 5
- Type
- Enchantment — Room
- Rarity
- Enchantment
Oracle text
(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 // Slimy Aquarium price & value
| Condition | Market | Low |
|---|---|---|
| Near Mint | $0.20 | $1.53 |
| Lightly Played | $0.13 | $1.59 |
| Moderately Played | — | $1.74 |
| Heavily Played | — | $0.01 |
| Damaged | — | $1.75 |
Snapshot as of 2026-09-11. Live prices & recent sales load below.