The 2013 Gatecrash foil Simic Keyrune (#237) is an uncommon Magic: The Gathering artifact that offers dual-colored mana options and the ability to become a hexproof Crab creature.
2013 • Magic: The Gathering • Gatecrash
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| Condition | Value | Source | Trend | Price Details |
|---|---|---|---|---|
$0.42 | Guide Estimate | +7.7% | ||
Raw / Ungraded
TCGplayer Market (reference) · Guide Estimate evidence · captured Nov 1, 2026
Released in 2013 as part of the Gatecrash expansion, the Simic Keyrune is a distinctive artifact card that bridges the green and blue color identities within Magic: The Gathering. Designed by Daniel Ljunggren, this uncommon card carries the number 237 and features a foil finish that enhances its visual appeal for collectors of the Gatecrash set. From a gameplay perspective, the Simic Keyrune provides strategic flexibility. Its primary ability allows players to tap the artifact to add either one green or one blue mana to their mana pool, supporting hybrid mana bases. Additionally, by investing one green and one blue mana, the Keyrune transforms into a 2/3 Crab artifact creature with hexproof until the end of the turn. This temporary creature form cannot be targeted by opposing spells or abilities, offering a unique defensive utility. Collectors often seek out the foil version of this card for its shimmering treatment and its role in the Gatecrash block's complex mechanics. The card's dual functionality makes it a versatile piece for decks that require mana acceleration or temporary creature presence. Whether you are building a new collection or completing the Gatecrash set, the Simic Keyrune stands out as a key component of the Simic guild's identity. The card's design and mechanics reflect the intricate world-building of the Magic universe, making it a valuable addition to any collector's portfolio. Its ability to shift between a mana source and a protected creature highlights the creative depth of the Gatecrash expansion.
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The catalog profile below summarizes the card identity, featured subject, and notable collectible traits.
The core identity of the card within the set.
The subject, team, league, and sport context tied to this card.
Featured
Simic Keyrune
Game
Magic: The Gathering
Rarity, print treatment, and game-specific stats for this card.
Uncommon
Daniel Ljunggren
Card Stock
English
Foil
{3}
Artifact
Abilities, attacks, oracle text, and flavor text printed on the card.
{T}: Add {G} or {U}. {G}{U}: This artifact becomes a 2/3 green and blue Crab artifact creature with hexproof until end of turn. (It can't be the target of spells or abilities your opponents control.)
FAQ
The Simic Keyrune allows you to tap it to add either one green or one blue mana. You can also pay {G}{U} to turn it into a 2/3 green and blue Crab artifact creature with hexproof until the end of the turn.
The Simic Keyrune card from the Gatecrash set was illustrated by Daniel Ljunggren, known for his distinctive artwork in the Magic: The Gathering universe.
In the Gatecrash set, the Simic Keyrune is printed as an uncommon rarity. It is widely available but remains a sought-after piece for collectors completing the set or seeking foil versions.
Explore cards with this name across sets and editions. Check each card’s details before choosing a version.