![Gem-Knight Aquamarine [HA05-EN020] Secret Rare Colorless[-30] Set: Diamond & Pearl: Majestic](https://cdn.shopify.com/s/files/1/0643/5648/3327/products/8f741336-dd74-55ac-999c-bd0ba3058e85.png?v=1652405550)
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Set: Diamond & Pearl: Majestic Dawn Type: Colorless Rarity: Holo Rare Retreat cost: Colorless
Set: Sun & Moon: Guardians Rising Type: Water Rarity: Secret Rare Retreat cost: Colorless
Set: Diamond & Pearl: Majestic Dawn Type: Psychic Rarity: Uncommon
Set: Burger King Promos: 2009 Collection Type: Water Rarity: Promo Retreat cost: Colorless
Gem-Knight Aquamarine [HA05-EN020] Secret Rare Colorless[-30] Set: Diamond & Pearl: MajesticSet: 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.