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About This Card

The Underground Sea, card number 286 from Magic: The Gathering's 1993 Unlimited Edition. This foundational dual land card allows players to add either blue or black mana to their resources.

Underground Sea

1993 • Magic: The Gathering • Unlimited Edition

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Market Value
Raw/Ungraded Market: $1,136.30
Updated 6 days ago
Based on TCGplayer Market (reference)Check Price Guide

Market & Price History

  • $1,136.30
    Source
    Guide Estimate
    Trend
    -11%
    Price Details

30-day Price History

Raw / Ungraded

TCGplayer Market (reference) · Guide Estimate evidence · captured Nov 5, 2026

Each point is the last stored observation that day for this printing, condition, grader, autograph status and source. Gaps mean no observation; guide estimates and asking prices are not completed sales.
Product Overview

Description

The Underground Sea, identified as card number 286, is a cornerstone of Magic: The Gathering's Unlimited Edition, released in 1993. As a dual land card, it provides essential flexibility by allowing the addition of either blue or black mana to a player's resources. This card is part of the original 2ED set, which established the core mechanics and aesthetic that define the game's history. Designed by Rob Alexander, this card represents the early era of trading card games, where strategic depth was introduced through simple yet powerful land interactions. Collectors often seek this piece for its historical significance within the Magic: The Gathering universe. It serves as a tangible link to the game's foundational years, appealing to those who appreciate the evolution of TCG design and gameplay. For enthusiasts of Magic: The Gathering, the Underground Sea is more than just a resource generator; it is a symbol of the game's enduring appeal. Its inclusion in the Unlimited Edition makes it a notable item for those building collections of vintage cards. The card's ability to support both blue and black mana types highlights the strategic versatility that has kept the game engaging for decades. Whether you are a seasoned player or a new collector, exploring cards like the Underground Sea provides insight into the strategic foundations of the game. Each card in the Unlimited Edition carries the weight of the game's origins, making it a valuable addition to any serious collection. Collecting cards from this era allows fans to connect with the past of Magic: The Gathering. The Underground Sea stands as a testament to the creative vision of Rob Alexander and the developers who shaped the game's early identity. By focusing on the card's role and historical context, collectors can appreciate its place in the broader narrative of trading card games.

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Product Specs

Card Details

The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.

Catalog Profile

The core identity of the card within the set.

Year

1993

Series

Unlimited Edition

Card Number

#286

Featured Subject

The subject, team, league, and sport context tied to this card.

Game

Magic: The Gathering

TCG Attributes

Rarity, print treatment, and game-specific stats for this card.

Rarity

Rare

Artist

Rob Alexander

Material

Card Stock

Language

English

Type

Land — Island Swamp

Card Text

Abilities, attacks, oracle text, and flavor text printed on the card.

({T}: Add {U} or {B}.)

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FAQ

Frequently Asked Questions

What is the Underground Sea in Magic: The Gathering?

The Underground Sea is a dual land card from the 1993 Unlimited Edition that allows players to add either blue or black mana to their resources. It is card number 286 in the set and was designed by Rob Alexander.

Who designed the Underground Sea card?

Rob Alexander is the artist credited with designing the Underground Sea card for Magic: The Gathering's Unlimited Edition. His work helped establish the visual identity of the game's early cards.

Why is the Underground Sea significant to collectors?

The Underground Sea is significant because it is part of the original 1993 Unlimited Edition, marking the early history of Magic: The Gathering. Its dual mana capabilities and historical context make it a key piece for collectors of vintage TCG cards.

Cards Named Underground Sea

Explore cards with this name across sets and editions. Check each card’s details before choosing a version.