· Battles of Legend: Monster Mayhem

Gem-Knight Phantom Quartz

EN156 • Ultra Rare

A near-mint Gem-Knight Phantom Quartz #EN156 from Battles of Legend: Monster Mayhem (Yu-Gi-Oh!) is worth about £0.22.

Market value

£0.22

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Near Mint 1st Edition

£0.22

Lightly Played 1st Edition

£0.09

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About Gem-Knight Phantom Quartz

Gem-Knight Phantom Quartz (card #EN156) is a Ultra Rare card from the Battles of Legend: Monster Mayhem set in the Yu-Gi-Oh! Trading Card Game. It carries a rarity of Ultra Rare, which determines how often it appears in booster packs. The Battles of Legend: Monster Mayhem set was released in 2025. Based on live market data, a near-mint copy is currently valued at around £0.22 on The TCG OS. Track its full price history, compare raw and graded values, browse other printings, and find live listings below.

Card details

Set: Battles of Legend: Monster Mayhem
Number: #EN156
Rarity: Ultra Rare
Year: 2025
Game: Yu-Gi-Oh!
Market value: £0.22 (near-mint)

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29 data points

Card details

Type: Link Effect Monster
Attribute: EARTH
Race: Rock
Level / Rank: 0
Link rating: 2
ATK / DEF: 1450 / —
Archetype: Gem-
Rarity: Ultra Rare
Released: 28 Aug 2025

Card text

2 "Gem-" monsters If this card is Link Summoned: You can add 1 "Gem-Knight" card from your Deck to your hand. You can pay 1000 LP; Fusion Summon 1 "Gem-Knight" Fusion Monster from your Extra Deck, by shuffling Fusion Materials in your possession listed on it into your Deck, that are banished or in the GY, but it cannot attack directly this turn. You can only use each effect of "Gem-Knight Phantom Quartz" once per turn.