Gem-Knight Master Diamond [DT07-EN083] Ultra Rare Phantom Darkness dealt damage

dealt damage

If that mana is spent on an instant or sorcery spell

if a "Sinister Serpent" exist in your Graveyard

(This Special Summon is treated as a Fusion Summon)

You can banish this card from your hand or GY

Gem-Knight Master Diamond [DT07-EN083] Ultra Rare Phantom Darkness dealt damageSet: Duel Terminal 7 Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 2900 Defense: 2500 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.