Ancient Gear Hydra
Ancient Gear Hydra is a Effect Monster in the Ancient Gear archetype, first released in 2017 in Structure Deck: Machine Reactor. It has 2 printings across 2 sets (Super Rare, Common). The cheapest copy is SR03-EN002 Super Rare at $0.20; the most valuable is LDS1-EN083 Common at $0.27. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.20 – $0.27
2 printings priced
Type
Machine
Level
7
ATK
2700
DEF
1700
At the end of the Damage Step, when this card that was Tribute Summoned by Tributing an "Ancient Gear" monster battles an opponent's monster, but the opponent's monster was not destroyed by the battle: You can banish that opponent's monster. If this card was Tribute Summoned by Tributing a "Gadget" monster, it can attack all monsters your opponent controls, once each. If an "Ancient Gear" monster you control attacks, your opponent's Spell/Trap Cards and monster effects cannot be activated until the end of the Damage Step.
Appears in 2 expansions
Printings (2)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Structure Deck: Machine Reactor | SR03-EN002 | Super Rare | $0.20 | |
| Legendary Duelists: Season 1 | LDS1-EN083 | Common | $0.27 |
Ancient Gear Hydra: FAQ
How much is Ancient Gear Hydra worth?+
Ancient Gear Hydra currently sells for $0.20 – $0.27 on TCGPlayer, from $0.20 for SR03-EN002 up to $0.27 for LDS1-EN083. 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 Ancient Gear Hydra printed in?+
Ancient Gear Hydra appears in 2 sets: Structure Deck: Machine Reactor, Legendary Duelists: Season 1.
Is Ancient Gear Hydra legal in tournaments?+
On the current TCG Forbidden & Limited List, Ancient Gear Hydra is unlimited (3 copies).
What is the passcode of Ancient Gear Hydra?+
The 8-digit passcode printed on Ancient Gear Hydra is 81269231.
Ancient Gear
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