Gem-Knight Alexandrite

Hidden Arsenal 5: Steelswarm Invasion HA05-EN004 • secret-rare

Set: Hidden Arsenal 5: Steelswarm Invasion
Printing code: HA05-EN004
Rarity: Secret rare
Card type: Effect monster
Attribute: Earth
Level / Rank: 4
ATK: 1800
DEF: 1200

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38,297cards tracked

2other printings of this card

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Lore

Why it matters

Gem-Knight Alexandrite holds a unique position in the Duel Terminal lore as a key member of the Gem-Knight archetype, which centers on powerful fusion summons. Collectors prize this particular printing from Hidden Arsenal 5 for its distinct Secret Rare finish, which highlights the intricate, crystalline artwork characteristic of the set's high-tier cards.

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Provenance

Where it came from

The Gem-Knight Alexandrite was introduced as part of the Hidden Arsenal 5: Steelswarm Invasion set, released in the West in 2012. As a member of the Gem-Knight archetype, the monster draws its thematic inspiration from the properties of actual gemstones, reflecting the series' core mechanic of utilizing gem-themed materials to perform fusion summons. The card was designed to support the playstyle of the Gem-Knight deck, which focuses on rapid resource management and heavy reliance on the Extra Deck to maintain field presence.

The card features artwork consistent with the aesthetic established by the Duel Terminal lore, depicting a crystalline figure constructed from alexandrite-inspired shards. Upon its release, the card gained popularity among players due to its utility as a high-attack level 4 monster that could be easily tributed to summon a Gem-Knight normal monster directly from the deck. Its Secret Rare status in the Hidden Arsenal set made it a visually distinct and sought-after piece for collectors focusing on the early iterations of the archetype.

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Other printings

Others named Gem-Knight Alexandrite

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About

About Gem-Knight Alexandrite

Gem-Knight Alexandrite is a card in the Yu-Gi-Oh! catalog on collecto.rs. Hidden Arsenal 5: Steelswarm Invasion HA05-EN004 • secret-rare. Catalog data is sourced from YGOProDeck. No public cards collectors track this one yet — adding yours would make you the first on collecto.rs.

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Where does the Gem-Knight Alexandrite catalog entry come from?

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