Rainbow Dragon [TAEV-EN006] Ghost Rare Champion Pack 7 when it is sent from

when it is sent from the field to the Graveyard

the Fusion Material Monster that are listed on a "Gem-Knight" Fusion Monster Card

Set: OTS Tournament Pack 4 Card type: Counter Trap Rarity: Ultimate Rare When a monster(s) would be Special Summoned

but its original ATK becomes 0

Rainbow Dragon [TAEV-EN006] Ghost Rare Champion Pack 7 when it is sent fromSet: Tactical Evolution Card type: Effect Monster Rarity: Ghost Rare Attack: 4000 Defense: 0 This card cannot be Normal Summoned or Set. This card cannot be Special Summoned, except from your hand while you have 7 "Crystal Beast" cards with different names on the field or in your Graveyard. This card cannot activate its effects the turn it Special Summoned. Send all "Crystal Beast" monsters you control to the Graveyard; This cards gains 1000ATK for