Red-Eyes Black Metal Dragon (Forbidden Memories) [FMR-001] Prismatic Secret Rare Machine when an attack is declared

when an attack is declared involving this card: You can target 1 other "D/D" or "Dark Contract" card you control

increase this card's Level by 1 and ATK by 300

Set: Legendary Collection Kaiba Card type: Normal Spell Rarity: Ultra Rare Destroy all monsters your opponent controls

all monsters your opponent currently controls lose 300 ATK for each

Set: World Superstars Card type: Xyz/Effect Monster Rarity: Super Rare Attack: 2000 Defense: 2500 2 Level 4 monsters You can also Xyz Summon this card by using a "Ghostrick" Xyz Monster you control as the Xyz Material

Red-Eyes Black Metal Dragon (Forbidden Memories) [FMR-001] Prismatic Secret Rare Machine when an attack is declaredSet: Video Game Promotional Cards Card type: Effect Monster Rarity: Prismatic Secret Rare Attack: 2800 Defense: 2400 This card can only be Special Summoned from the Deck to the field by offering "Red Eyes B. Dragon" equipped with "Metalmorph" as a Tribute. Your Deck is then shuffled.