Ancient Gear Box

Machine Reactor Structure Deck SR03-EN011 • common

Set: Machine Reactor Structure Deck
Printing code: SR03-EN011
Rarity: Common
Card type: Effect monster
Attribute: Earth
Level / Rank: 4
ATK: 500
DEF: 2000

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$2.48est. via TCGplayer

38,297cards in the catalog

1other printing of this card

Market

What it's worth

$2.48market price via TCGplayer · Nov 6, 2026

Estimate for a typical copy of Ancient Gear Box; condition, printing, and grading move the real number.

Lore

Why it matters

The Ancient Gear Box is a functional effect-monster card that provides utility by allowing players to search their deck for specific mechanical additions. Its common status makes it an accessible tool for collectors and players looking to maintain thematic consistency within their Machine Reactor card groupings.

Written by Pi, the helpful collecto.rs AI

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Provenance

Where it came from

The Ancient Gear Box was introduced to the Yu-Gi-Oh! Trading Card Game in 2017 as part of the Machine Reactor Structure Deck. This deck was designed to revitalize the Ancient Gear archetype, a fan-favorite series originally featured in the Yu-Gi-Oh! GX animated series, by focusing on modernizing the fusion and swarming capabilities of the theme to better compete in the contemporary game environment.

The design of the card leans heavily into the industrial, retro-mechanical aesthetic established by series creator Kazuki Takahashi for the Ancient Gear monsters. As a common rarity card, it served as a utility piece intended to provide consistency to players by searching for other monsters with specific attributes, reflecting the tactical 'gear-turning' synergy that characterizes the machine-type deck strategy.

Written by Pi, the helpful collecto.rs AI

Other printings

Others named Ancient Gear Box

Same name, different printings and different cards — these sources have no shared id tying a reprint to its original.

Ancient Gear BoxPrimal Origin · #PRIO-EN032 · common—

Collectors

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About

About Ancient Gear Box

Ancient Gear Box is a card in the Yu-Gi-Oh! catalog on collecto.rs. Machine Reactor Structure Deck SR03-EN011 • common. Catalog data is sourced from YGOProDeck. No collectors on collecto.rs publicly track this card yet — adding yours would make you the first.

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Where does the Ancient Gear Box catalog entry come from?

The catalog entry for Ancient Gear Box is sourced from YGOProDeck. Catalog-level facts stay consistent across every collector; your own data (condition, edition, acquisition notes) is yours.