Yu-Gi-Oh!
Gem-Knight Crystal
Battles of Legend: Monster Mayhem · #BLMM-EN100 · Ultra Rare · 2025
Normal Monster
Listings
No active listings
From
—
Market reference
$0.14
TCGPlayer
Current listings on The Game Traders
No active listings for this card right now.
Card facts
Quick reference for collectors and graders.
- Set position
- BLMM-EN100 of 177
- Release year
- 2025
- Rarity
- Ultra Rare
- Level
- 7
- Attribute
- EARTH
- Total printings
- 3
About this card
Type: Normal Monster · Rock · EARTH
Archetype: Gem-
ATK: 2450 · DEF: 1950 · Level: 7
A Gem-Knight officer of high rank, who has optimized the use of the crystal powers. Despite his ability to overwhelm most opponents, he's wary of stretching himself too thin, and opts for solidarity with his comrades.
Pricing reference
Latest snapshot from the upstream catalog. Actual marketplace prices fluctuate by condition, edition, and grade — use this as a reference, not a quote.
Marketplace pricing
YGOPRODeck aggregate| Variant | Price |
|---|---|
| TCGPlayer | $0.14 |
| Cardmarket | $0.06 |
| eBay | $3.00 |
| Amazon | $1.36 |
| CoolStuffInc | $0.79 |
Frequently asked
How can I tell if my Gem-Knight Crystal is real?
Gem-Knight Crystal is not on our list of commonly-counterfeited cards, but counterfeits exist across every set. Check the holographic sticker on the bottom-right of the card face (real cards have a specific Konami anti-counterfeit pattern), the cardstock thickness and texture, font weight on the card name, and verify the set code printed on the card. For high-value copies we recommend submitting to a professional grader (PSA, BGS, CGC) for tamper-evident authentication.
What is Gem-Knight Crystal worth?
As of the latest data, the current market reference price for Gem-Knight Crystal is $0.14; there are no active listings on The Game Traders right now. Actual value depends on condition, grading, edition and printing variant — graded high-condition copies (PSA 9–10) trade at a substantial premium over raw copies.
What set is Gem-Knight Crystal from?
Gem-Knight Crystal is from the Yu-Gi-Oh! set "Battles of Legend: Monster Mayhem", released in 2025.
What rarity is Gem-Knight Crystal?
Gem-Knight Crystal is a Ultra Rare card in the Battles of Legend: Monster Mayhem set.
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Other Gem-Knight Crystal printings
Same Yu-Gi-Oh! card across other sets and rarities.
