Image via ygoprodeck.com
Gem-Knight Crystal
Battles of Legend: Monster Mayhem BLMM-EN100 • ultra-rare
- Set
- Battles of Legend: Monster Mayhem
- Printing code
- BLMM-EN100
- Rarity
- Ultra rare
- Card type
- Normal monster
- Attribute
- Earth
- Level / Rank
- 7
- ATK
- 2450
- DEF
- 1950
Where to find one
Search for Gem-Knight Crystal on the marketplaces collectors use.
Listings from external marketplaces. We may earn a commission on qualifying purchases.
Where it came from
Gem-Knight Crystal debuted within the Yu-Gi-Oh! Trading Card Game as part of the Battles of Legend: Monster Mayhem booster set. This card belongs to the Gem-Knight archetype, a series of Earth-attribute monsters known for their fusion-centric playstyle that emphasizes recycling resources from the graveyard. While the archetype draws heavy inspiration from classic crystalline motifs, this specific iteration serves as a foundational normal monster, providing utility and mechanical support for players looking to bolster their fusion summoning consistency.
The aesthetic design of the Gem-Knight series is characterized by high-fantasy, jewel-encrusted armor and sharp, refractive geometry, reflecting a thematic blend of mineralogy and warrior archetypes. As a staple within the Battles of Legend collection—a set series typically curated to provide reprints and new support for various legacy themes—the card was designed to appeal to both long-time fans of the Gem-Knight lineage and collectors interested in the holographic finish of the ultra-rare rarity tier.
Written by Pi, the helpful collecto.rs AI
Who's collecting this
Real Yu-Gi-Oh! collectors on collecto.rs who have this in their public collection.
About Gem-Knight Crystal
Gem-Knight Crystal is a card in the Yu-Gi-Oh! catalog on collecto.rs. Battles of Legend: Monster Mayhem BLMM-EN100 • ultra-rare. Catalog data is sourced from YGOProDeck. No collectors on collecto.rs publicly track this card yet — adding yours would make you the first.
How many collectors track Gem-Knight Crystal on collecto.rs?
Gem-Knight Crystal doesn't have any public collectors on collecto.rs yet. Sign up to add it and become the first.
Can I track my own copy of Gem-Knight Crystal?
Yes. collecto.rs is free — sign up to log your card, upload photos, record condition, edition, and acquisition cost, and connect with other Yu-Gi-Oh! collectors. Your collection stays private by default.
Where does the Gem-Knight Crystal catalog entry come from?
The catalog entry for Gem-Knight Crystal is sourced from YGOProDeck. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.
Is tracking Yu-Gi-Oh! free on collecto.rs?
Yes. Tracking your cards is free — no paid tier required to catalog items, upload photos, or share your collection.
Track every card you own
Free. Fun. Collection photos, notes, organization, value tracking, friends — all in one place.
Sign up free
