The Gem-Knight Master Diamond (HA07-EN059) is a Secret Rare card from the 2013 Hidden Arsenal 7: Knight of Stars set, featuring a distinctive holographic finish.
Gem-Knight Master Diamond
2013 • Yu-Gi-Oh! • Hidden Arsenal 7: Knight of Stars
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Description
The Gem-Knight Master Diamond (HA07-EN059) stands as a significant entry in the Yu-Gi-Oh! trading card game landscape, originating from the 2013 Hidden Arsenal 7: Knight of Stars series. As a Secret Rare, this card is distinguished by its premium holographic foil treatment, which adds a layer of visual depth and collectibility that appeals to both casual fans and serious catalogers. The Hidden Arsenal series has long been recognized for its unique promotional structures, making cards from this era particularly notable among collectors who value the distinct design language of early 2010s Yu-Gi-Oh! releases. Collectors often seek out HA07-EN059 to complete their Hidden Arsenal 7 sets or to add a high-rarity piece to their Gem-Knight themed collections. The Secret Rare variant is especially prized for its shimmering surface, which catches the light differently than standard commons or uncommons. For investors in TCG collectibles, understanding the release context of Hidden Arsenal 7 helps in appreciating the card's historical place within the franchise's broader narrative. This card represents a tangible piece of Yu-Gi-Oh! history, offering a sophisticated aesthetic that complements any display case or binder. Whether you are focusing on set completion or acquiring high-end rarities, the Gem-Knight Master Diamond provides a compelling focal point for your 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 Master Diamond
Game
Yu-Gi-Oh!
TCG Attributes
Rarity, print treatment, and game-specific stats for this card.
Secret Rare
Card Stock
English
Holo
Earth
Rock
9
2900 / 2500
Gem-
Card Text
Abilities, attacks, oracle text, and flavor text printed on the card.
3 "Gem-Knight" monsters Must first be Fusion Summoned. This card gains 100 ATK for each "Gem-" monster in your Graveyard. Once per turn: You can banish 1 Level 7 or lower "Gem-Knight" Fusion Monster from your Graveyard; until the End Phase, this card's name becomes that monster's, and replace this effect with that monster's original effects.