Gem-Knight Aquamarine is a 2025 Ultra Rare card from the Yu-Gi-Oh! Battles of Legend: Monster Mayhem series, featuring a distinctive holosilver finish.
Gem-Knight Aquamarine
2025 • Yu-Gi-Oh! • Battles of Legend: Monster Mayhem
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Description
Collectors seeking to complete their Yu-Gi-Oh! portfolios will find Gem-Knight Aquamarine (BLMM-EN137) to be a standout inclusion from the 2025 Battles of Legend: Monster Mayhem series. Released under the iconic Yu-Gi-Oh! brand, this card features the Gem-Knight Aquamarine character rendered in an Ultra Rare treatment. The holosilver finish provides a striking visual contrast that distinguishes it from the standard printings found within the set. Its Ultra Rare status makes it particularly desirable for set builders who value the aesthetic appeal of the finish as much as its gameplay utility. The card number BLMM-EN137 ensures easy identification within the catalog, allowing collectors to track their progress efficiently. Whether you are aiming to finalize your set collection or add a visually impressive card to your main deck, Gem-Knight Aquamarine offers both mechanical value and collector appeal. The 2025 release date places it in a recent and active era of Yu-Gi-Oh! trading card game releases, ensuring its continued relevance in the competitive and casual markets alike. For those who appreciate the intricate design language of the Gem-Knight series, this Ultra Rare variant represents a essential acquisition for any serious collection.
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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.
Featured Subject
The subject, team, league, and sport context tied to this card.
Featured
Gem-Knight Aquamarine
Game
Yu-Gi-Oh!
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Ultra Rare
Card Stock
English
Holo
Earth
Aqua
6
1400 / 2600
Gem-
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
"Gem-Knight Sapphire" + 1 "Gem-Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. If this card attacks, it is changed to Defense Position at the end of the Battle Phase. When this card is sent from the field to the Graveyard: Target 1 card your opponent controls; return that target to the hand.