Gem-Knight Hollowcore
Effect Monster
€0.32 approx. market
Type: Fiend
Attribute: DARK
Level/Rank: 7
ATK / DEF: 1950 / 2450
Archetype: Gem-
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.
Printings & rarities
| Set | Code | Rarity | Price |
|---|---|---|---|
| Battles of Legend: Monster Mayhem | BLMM-EN022 | Secret Rare | — |
Own Gem-Knight Hollowcore? Know what it's really worth.
Crossfoil tracks live value and cross-lists your copy to CardTrader and eBay from one photo. Start free.
Start free →