Gem-Knight Aquamarine
Fusion Monster · EARTH · Aqua · Level 6 · Gem-

$0.19
An estimate from YGOPRODeck for a typical printing, refreshed 21 hours ago.
"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 that target to the hand.
Sign in to see which decks this card gets you closer to.
Deck Search works without an account — it asks about the corpus, not about what you own.
Deck usage & meta stats
Across 56,525 decks in the corpusIn the extra deck of 140 decks. Sided in another 3, which is not counted above — completion is scored over the main and extra deck only, plus a Domain deck’s Deck Master.
Archetypes and Deck Masters that play it
Share of that archetype or Deck Master’s own decks
Played by year
Share of the decks the corpus holds for that year
Printings
Every version of this card we hold, cheapest first. 4 printings, all priced.
| Set | Rarity | Edition | Price | Foil | |
|---|---|---|---|---|---|
| Battles of Legend: Monster MayhemBLMM-EN137 | Ultra Rare | 1st Edition | $0.19 | — | Buy |
| Hidden Arsenal 5: Steelswarm InvasionHA05-EN020 | Secret Rare | Unlimited | $0.78 | — | Buy |
| Hidden Arsenal 5: Steelswarm InvasionHA05-EN020 | Secret Rare | 1st Edition | $1.29 | — | Buy |
| Duel Terminal 5DT05-EN035 | Duel Terminal Super Parallel Rare | Limited | $2.09 | — | Buy |
Prices from YGOPRODeck / TCGplayer, refreshed 4 weeks ago. Each is that printing’s own market price, which is why they differ from the single market price beside the card above — that one is what every deck cost on this site is worked out from. Buy links go to TCGplayer through YGOPRODeck, who provide this data.
