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  5. Hidden Arsenal 6: Omega Xyz
  6. Gem-Knight Crystal

Yu-Gi-Oh! · Hidden Arsenal 6: Omega Xyz · #HA06-EN001 · Super Rare

Gem-Knight Crystal

Yu-Gi-Oh! card price for Gem-Knight Crystal: $0.22 market, from $0.09 at the cheapest listing, 1st Edition printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · 1st Edition · Oct 19, 2026
$0.22
0.0% this week · −4.4% in 30 days
Buy on eBay →
1 day0.0%
7 days0.0%
30 days−4.4%
90 days−21.4%
1 year−43.6%
All time−45.0%

Sellers right now

$0.09lowest listing$19.77highest
Market price$0.22
Mid listing$0.43
30-day avg$0.22

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.22

One year

$0.2152-week low$0.5252-week high
In the range3%
All-time low$0.21
All-time high$0.52
First priceFeb 8, 2024
1st Edition · market price
$0.19$0.31$0.42$0.54
$0.22
Feb 2024Jan 2025Nov 2025Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Our price record for Gem-Knight Crystal (1st Edition) begins in February 2024 at $0.40; the market price today is $0.22, down 45.0% since then. In the last year the price changed −43.6% and ranged from $0.21 to $0.52, and it now trades near the bottom of that range. The highest price we have recorded is $0.52, 136% above today. Listings currently start at $0.09; over the last 30 days the market price averaged $0.22.

Printings

PrintingMarketLowHigh7d
1st Edition$0.22$0.09$19.770.0%
Unlimited$0.10$0.19$39.830.0%

The card in play

ATK2450
DEF1950
Card type
Normal Monster
Attribute
Earth
Monster type
Rock

Other printings of Gem-Knight Crystal

2 more · $0.16 – $0.62
All printings
Gem-Knight Crystal (DT06-EN016), Duel Terminal 6 — Yu-Gi-Oh! card price 0.0% 7d Gem-Knight Crystal Duel Terminal 6 · #DT06-EN016 $0.62 Gem-Knight Crystal (BLMM-EN100), Battles of Legend: Monster Mayhem — Yu-Gi-Oh! card price 0.0% 7d Gem-Knight Crystal Battles of Legend: Monster Mayhem · #BLMM-EN100 $0.16

Also in Hidden Arsenal 6: Omega Xyz

most valuable
Full set
Daigusto Phoenix (HA06-EN054), Hidden Arsenal 6: Omega Xyz — Yu-Gi-Oh! card price −1.1% 7d Daigusto Phoenix Hidden Arsenal 6: Omega Xyz · #HA06-EN054 $17.59 Evigishki Merrowgeist (HA06-EN053), Hidden Arsenal 6: Omega Xyz — Yu-Gi-Oh! card price −0.3% 7d Evigishki Merrowgeist Hidden Arsenal 6: Omega Xyz · #HA06-EN053 $3.39 Vylon Disigma (HA06-EN052), Hidden Arsenal 6: Omega Xyz — Yu-Gi-Oh! card price 0.0% 7d Vylon Disigma Hidden Arsenal 6: Omega Xyz · #HA06-EN052 $3.24 Gem-Knight Pearl (HA06-EN050), Hidden Arsenal 6: Omega Xyz — Yu-Gi-Oh! card price +1.5% 7d Gem-Knight Pearl Hidden Arsenal 6: Omega Xyz · #HA06-EN050 $2.70 Evigishki Gustkraken (HA06-EN046), Hidden Arsenal 6: Omega Xyz — Yu-Gi-Oh! card price −2.6% 7d Evigishki Gustkraken Hidden Arsenal 6: Omega Xyz · #HA06-EN046 $1.12