Gem-Knight Lady Brilliant Diamond

EARTH · Rock / Fusion Effect Monster · Level 10 · ATK 3400 / DEF 2000

3 "Gem-Knight" monsters Must first be Fusion Summoned with the above Fusion Materials. You can only Special Summon "Gem-Knight Lady Brilliant Diamond(s)" once per turn. Once per turn: You can send 1 face-up "Gem-Knight" monster you control to the Graveyard, and if you do, Special Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, ignoring its Summoning conditions.

Is it legal?

TCGUnlimited (3)

OCGUnlimited (3)

Master DuelUnlimited (3)

Rarity: Ultra Rare (UR)

Genesys0 points

Price

About $0.21–$0.31 across printings and stores (as of Oct 9, 2026). See listings on TCGplayer · eBay · Cardmarket (EU)

Price history & alerts

Printings

Set	Code	Rarity
Battles of Legend: Monster Mayhem	BLMM-EN145	Secret Rare
Clash of Rebellions	CORE-EN047	Ultra Rare

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