Gem-Knight Hollowcore
MonsterOther names: Cavaliere-Gemma Nucleocavo (Italian)
The code BLMM-EN022 you looked up matches:
- BLMM-EN022 · Battles of Legend: Monster Mayhem · Secret Rare
- Set
- Battles of Legend: Monster Mayhem
- Code
- BLMM-EN022
- Rarity
- Secret Rare
Market price
€0.21
Cardmarket · lowest across all versions
Unchanged since Nov 8, 2026 · read on Nov 8, 2026
- $0.24 · TCGplayer (USA) · lowest across all versions
The card’s price, not your copy’s: the free sources do not tell languages or editions apart. For Italian cards the real price may differ.
| Nov 7 | €0.22 |
|---|---|
| Nov 8 | €0.21 |
- Type
- Fiend / Effect
- Attribute
- DARK
- Level
- 7
- ATK / DEF
- 1950 / 2450
- Archetypes
- Gem-Gem-Knight
Text
You can send 1 "Gem-Knight" Normal Monster or 1 "Gem-Knight Fusion" from your Deck to the GY; Special Summon this card from your hand in Defense Position. When your opponent activates a card or effect, while you control a "Gem-Knight" Fusion Monster (Quick Effect): You can banish 3 "Gem-Knight" cards from your GY, including this card; negate that effect, then all "Gem-Knight" monsters you currently control gain 1000 ATK. You can only use each effect of "Gem-Knight Hollowcore" once per turn.
Italian name and text from YAML Yugi, based on Yugipedia data (CC BY-SA 4.0).
Printings (1 printing)
- BLMM-EN022Aug 28, 2025Battles of Legend: Monster Mayhem · Secret Rare
Types and rarities are shown as listed by the card database (in English).