Gem-Knight Aquamarine [HA05-EN020] Secret Rare Metal [x2] Set: HeartGold & SoulSilver: Black

Set: HeartGold & SoulSilver: Black Star Promos Type: Colorless Rarity: Black Star Promo

negate 1 attack from your opponent's monster

Set: Dark Revelation Volume 3 Card type: Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 1000 This card cannot be Normal Summoned or Set

Set: Dark Beginning 1 Card type: Normal Monster Rarity: Ultra Rare Attack: 3000 Defense: 2500

Set: Miscellaneous Cards Type: Dragon Rarity: Promo

Gem-Knight Aquamarine [HA05-EN020] Secret Rare Metal [x2] Set: HeartGold & SoulSilver: BlackSet: Hidden Arsenal 5: Steelswarm Invasion Card type: Fusion Effect Monster Rarity: Secret Rare Attack: 1400 Defense: 2600 "Gem Knight Sapphire" + 1 "Gem Knight" monster Must first be Fusion Summoned with the above Fusion Material Monsters. If this card attacks, it is changed to Defense Position at the end of the Battle Phase. When this card is sent from the field to the Graveyard: Target 1 card your opponent controls; return it to the hand.