Gem-Knight Obsidian
Gem-Knight Obsidian is a Effect Monster in the Gem- archetype, first released in 2012 in Duel Terminal 6. It has 3 printings across 3 sets (Super Rare, Duel Terminal Rare Parallel Rare, Common). The cheapest copy is HA06-EN031 Super Rare at $0.88; the most valuable is DT06-EN067 Duel Terminal Rare Parallel Rare at $1.55. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.88 – $1.55
3 printings priced
Type
Rock
Level
3
ATK
1500
DEF
1200
If this card is sent from the hand to your Graveyard: You can target 1 Level 4 or lower Normal Monster in your Graveyard; Special Summon that target.
Appears in 3 expansions
Printings (3)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Hidden Arsenal 6: Omega Xyz | HA06-EN031 | Super Rare | $0.88 | |
| Duel Terminal 6 | DT06-EN067 | Duel Terminal Rare Parallel Rare | $1.55 | |
| Astral Pack 8 | AP08-EN020 | Common | $1.04 |
Gem-Knight Obsidian: FAQ
How much is Gem-Knight Obsidian worth?+
Gem-Knight Obsidian currently sells for $0.88 – $1.55 on TCGPlayer, from $0.88 for HA06-EN031 up to $1.55 for DT06-EN067. The exact value depends on the printing, rarity, edition and condition — scan the card with YuScan to see the price of your copy.
Which sets was Gem-Knight Obsidian printed in?+
Gem-Knight Obsidian appears in 3 sets: Hidden Arsenal 6: Omega Xyz, Duel Terminal 6, Astral Pack 8.
Is Gem-Knight Obsidian legal in tournaments?+
On the current TCG Forbidden & Limited List, Gem-Knight Obsidian is unlimited (3 copies).
What is the passcode of Gem-Knight Obsidian?+
The 8-digit passcode printed on Gem-Knight Obsidian is 19163116.
Gem-
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