Yu-Gi-Oh! · Battles of Legend: Monster MayhemUltra Rare
Gem-Knight Topaz BLMM-EN138
Gem-Knight Topaz from Battles of Legend: Monster Mayhem (Yu-Gi-Oh!). Daily Cardmarket market price.
NumberBLMM-EN138
RarityUltra Rare
LanguageEnglish
ReleasedAug 28, 2025
Illustrator—
Market price · Normal
€0.11
▼ -21.4% vs 30-day avg
Lowest€0.02
7-day avg€0.10
30-day avg€0.14
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€
Price source: Cardmarket public price guide · updated Nov 2, 2026
Prices by variant
| Variant | Trend | Lowest | 30-day avg |
|---|---|---|---|
| Normal | €0.11 | €0.02 | €0.14 |
Price history
Days before Oct 30, 2026 are estimated from Cardmarket averages (30, 7 and 1 day); from then on — our daily readings.
Card details
- Name
- Gem-Knight Topaz
- ID
- cm:843337
Card value FAQ
How much is Gem-Knight Topaz BLMM-EN138 worth?
Gem-Knight Topaz BLMM-EN138 from Battles of Legend: Monster Mayhem is currently worth €0.11 (Cardmarket trend, Normal variant, Nov 2, 2026). Listings start at €0.02. 30-day average: €0.14.
Is Gem-Knight Topaz BLMM-EN138 going up in value?
Compared with the 30-day average, the price is down 21.4%. The chart above shows the daily price history, and you can set a price-drop alert.
