Yu-Gi-Oh! - Gem-Knight Master Diamond (HA07-EN059) - Hidden Arsenal 7: Knight of Stars - 1st Edition - Secret Rare

Yu-Gi-Oh! is a strategic trading card game in which two players Duel each other using a variety of Monster, Spell, and Trap Cards to defeat their opponent's monsters and be the first to drop the other's Life Points to 0.

Card Name: Gem-Knight Master Diamond

Card Type: Fusion Monster

Card Number: HA07-EN059

Set: Hidden Arsenal 7: Knight of Stars

Attribute: Earth

Level: 9

Monster Type: Rock

Passcode: 39512984

Card Text: 3 "Gem-Knight" monstersMust first be Fusion Summoned. This card gains 100 ATK for each "Gem-" monster in your Graveyard. Once per turn: You can banish 1 Level 7 or lower "Gem-Knight" Fusion Monster from your Graveyard; until the End Phase, this card's name and original effect become the same as that banished monster's.