Gem-Knight Master Diamond [DT07-EN083] Ultra Rare Spirit/Effect Monster to have this card gain

to have this card gain ATK and DEF equal to the amount of Life Points paid

the monster is also destroyed

You can pay half your Life Points to destroy and remove from play all other cards on the field

negate 1 attack from your opponent's monster

except Fusion Monsters

Gem-Knight Master Diamond [DT07-EN083] Ultra Rare Spirit/Effect Monster to have this card gainSet: 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.