3 "Gem-Knight" monsters
Must 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.
![Gem-Knight Master Diamond [DT07-EN083] Ultra Rare](http://paradoxtcg.com/cdn/shop/products/3ad14e0c-67da-5f83-801d-519f31669afe.png?v=1698814105&width=1445)
