Gem-Knight Master Diamond [DT07-EN083] Ultra Rare BT2-058 You can Tribute this card

You can Tribute this card to negate the activation of a Spell Card

Once per turn

Set: Promo Finish: Rainbow Foil Type: Token Subtype: Ally Rarity: Promo Class: Shadow Power: 6 Life: 6 (Allies can be attacked and can't be defended with [Defense]

Set: Shonen Jump Magazine Promos Card type: Effect Monster Rarity: Ultra Rare Attack: 0 Defense: 0 This card cannot be Special Summoned

(Target hero banishes face down a random card from their hand

Gem-Knight Master Diamond [DT07-EN083] Ultra Rare BT2-058 You can Tribute this cardSet: 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.