Gem-Knight Aquamarine

Battles of Legend: Monster Mayhem BLMM-EN137 • ultra-rare

Set: Battles of Legend: Monster Mayhem
Printing code: BLMM-EN137
Rarity: Ultra rare
Card type: Fusion monster
Attribute: Earth
Level / Rank: 6
ATK: 1400
DEF: 2600

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38,297cards in the catalog

2other printings of this card

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Lore

Why it matters

As a Fusion Monster, Gem-Knight Aquamarine highlights the distinct mechanics of the Gem-Knight archetype, which centers on recycling resources to fuel repetitive fusion summons. This Ultra Rare printing from Battles of Legend: Monster Mayhem is particularly prized by players for its efficient removal effect, which allows it to return an opponent's card to the hand at the cost of sending a Gem-Knight monster to the Graveyard.

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Provenance

Where it came from

Gem-Knight Aquamarine was first introduced in the Yu-Gi-Oh! Trading Card Game as part of the Hidden Arsenal series, designed to support the Gem-Knight archetype. This archetype is characterized by its reliance on Fusion Summoning, utilizing various Gem-Knight monsters as materials to access powerful elemental warriors. The design of this specific card reflects the 'Aquamarine' gemstone theme, visualizing the character as a crystalline entity with water-themed aesthetics consistent with the series' emphasis on elemental combat.

The card was later featured in the Battles of Legend: Monster Mayhem set as an ultra-rare printing. These sets are compiled by Konami to provide players with access to older or niche cards that serve specific strategic roles, often updating the visual appeal through high-rarity finishes. While the original release aimed to introduce complex resource-management mechanics to the game, the Monster Mayhem version serves as a collector-focused reissue intended for fans of the aesthetic and competitive history of the Gem-Knight deck.

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Other printings

Others named Gem-Knight Aquamarine

Same name, different printings and different cards — these sources have no shared id tying a reprint to its original.

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About

About Gem-Knight Aquamarine

Gem-Knight Aquamarine is a card in the Yu-Gi-Oh! catalog on collecto.rs. Battles of Legend: Monster Mayhem BLMM-EN137 • ultra-rare. Catalog data is sourced from YGOProDeck. No collectors on collecto.rs publicly track this card yet — adding yours would make you the first.

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