Underwater Tunnel // Slimy Aquarium
Duskmourn: House of Horror · #79

Underwater Tunnel // Slimy Aquarium

Underwater Tunnel // Slimy Aquarium is a Common Enchantment — Room // Enchantment — Room from Duskmourn: House of Horror (79) in Magic: The Gathering. Mana cost {U} // {3}{U}. Color identity: U. Cactaur's latest catalog snapshot shows a market reference near $0.29 for ungraded copies.

Duskmourn: House of Horror set collectorsBulk and playset buyers [object Object][object Object][object Object][object Object][object Object][object Object]
TCGPlayer market $0.29
Cardmarket trend €0.07
Rarity Common
App coming soon

Who is this card for?

Underwater Tunnel // Slimy Aquarium suits collectors and players working on Duskmourn: House of Horror who need the Common slot. This is typically a low-cost slot for master sets; avoid overpaying unless you need a specific finish or near-mint condition.

What is Underwater Tunnel // Slimy Aquarium from Duskmourn: House of Horror?

Underwater Tunnel // Slimy Aquarium is a Enchantment — Room // Enchantment — Room in Duskmourn: House of Horror numbered 79. Mana cost {U} // {3}{U}. Color identity: U. Underwater Tunnel // Slimy Aquarium (79) from Duskmourn: House of Horror should be evaluated with set context, mana cost, color identity, and condition together.

What is Underwater Tunnel // Slimy Aquarium worth today?

Cactaur tracks a market reference near $0.29 for Underwater Tunnel // Slimy Aquarium. Low and high spread runs $0.29 to null. Per-finish references: cardmarket: $0.07; foil: $0.29; Normal: $0.12. This printing is from Duskmourn: House of Horror. Collector number 79 distinguishes this printing from same-name cards in other sets.

SetDuskmourn: House of Horror
Number79
RarityCommon
TCGPlayer USD$0.29
Cardmarket EUR€0.07
cardmarket $0.07
foil $0.29
Normal $0.12

Card stats

ColorsU

How collectible is Underwater Tunnel // Slimy Aquarium?

Underwater Tunnel // Slimy Aquarium is a Common printing in Duskmourn: House of Horror. Master set builders use collector number and set symbol to track completion progress. This printing is from Duskmourn: House of Horror. Collector number 79 distinguishes this printing from same-name cards in other sets.

What are the key details for Underwater Tunnel // Slimy Aquarium?

Underwater Tunnel // Slimy Aquarium lists as Enchantment — Room // Enchantment — Room with keywords Surveil, Manifest, Manifest dread. Artist: Titus Lunter. Rules text is indexed in the catalog for search and deck research. This printing is from Duskmourn: House of Horror.

Cactaur's take

Underwater Tunnel // Slimy Aquarium (79) from Duskmourn: House of Horror should be evaluated with set context, mana cost, color identity, and condition together.

Pros

  • Underwater Tunnel // Slimy Aquarium is catalogued as Common Enchantment — Room // Enchantment — Room in Duskmourn: House of Horror, making set and collector number verification straightforward.
  • Public market data shows a reference near $0.29 across finishes (cardmarket: $0.07; foil: $0.29; Normal: $0.12).
  • Mana cost {U} // {3}{U} and type line Enchantment — Room // Enchantment — Room help deck builders confirm the correct printing quickly.

Cons

  • Raw market prices vary by condition and finish — near-mint estimates are not slab grades.

Verdict: Treat this as a low-stakes master-set slot unless you are paying for gem condition or a specific finish.

FAQ

What is Underwater Tunnel // Slimy Aquarium from Duskmourn: House of Horror?

Underwater Tunnel // Slimy Aquarium is a Common Enchantment — Room // Enchantment — Room from Duskmourn: House of Horror numbered 79 in Magic: The Gathering. Cactaur indexes set, rarity, mana cost, and market references for this printing.

How much is Underwater Tunnel // Slimy Aquarium worth?

Cactaur's catalog snapshot shows a market reference near $0.29 for ungraded Underwater Tunnel // Slimy Aquarium. Condition, finish, and recent sold comps can move realized prices above or below that benchmark.

What rarity is Underwater Tunnel // Slimy Aquarium?

Underwater Tunnel // Slimy Aquarium is catalogued as Common in Duskmourn: House of Horror. Use the collector number and set symbol on listings to confirm you are buying this exact printing.

Is Underwater Tunnel // Slimy Aquarium legal in Commander or Standard?

Underwater Tunnel // Slimy Aquarium shows format legality in standard, future, historic, timeless based on our latest ingest. Always verify the exact printing and ban-list updates before registering a deck for an event.

Should I buy Underwater Tunnel // Slimy Aquarium near mint or played?

Near-mint copies command the catalog reference near $0.29. Heavily played copies trade lower unless the card is a chase rare where any clean copy is scarce.

Related cards

Trust & data sources. Cactaur displays catalog and market data from pokemontcg.io embedded TCGPlayer/Cardmarket references. Prices change frequently and are not guarantees.

Cactaur does not authenticate cards or guarantee values. Scan your copy in the iPhone app for condition-aware guidance.

Catalog snapshot: 2026-06-23. Last updated: 2026-06-23.