Gem-Knight Aquamarine
HA05-EN020 · Hidden Arsenal 5: Steelswarm Invasion · Secret Rare
Gem-Knight Aquamarine is a Yu-Gi-Oh! card from Hidden Arsenal 5: Steelswarm Invasion, released December 1, 2011. This printing is Secret Rare and carries a raw Near Mint market price of $0.87, updated throughout the week from live market data.
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Market activity
$0.87▼ 7.4% 99d
Market price · Near MintReference market price, updated Sep 19, 2026.
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Card details
- Series
- Yu-Gi-Oh! TCG
- Card number
- #20
- Rarity
- Secret Rare
- Released
- December 1, 2011
- Type
- Fusion Monster
- Subtypes
- Aqua
- Energy
- EARTH
Other printings
The same card in other sets and rarities. Compare prices and pick the printing you want.
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