Yu-Gi-Oh! · Shadow of Infinity

Ancient Gear Castle

French name: Château Rouages Ancients

SOI-EN047Super Rare

Ancient Gear Castle (Shadow of Infinity SOI-EN047) has a market price of US$0.51 to US$0.55 as of Nov 9, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

UnlimitedUS$0.51Low US$0.20

1st EditionUS$0.55Low US$0.19

As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Spell Card
Attribute: SPELL
Monster type: Continuous
Archetype: Ancient Gear
ATK: 0
DEF: 0

Card text

Increase the ATK of each face-up monster on the field that includes Ancient Gear in its card name by 300 points. Each time a monster(s) is Normal Summoned or Set, put 1 counter on this card. If you Tribute Summon a monster that includes Ancient Gear in its card name, you can substitute this card for a Tribute(s), if the number of counters on this card is equal to or greater than the number of required Tribute(s)..

About this card

Ancient Gear Castle is card SOI-EN047 in Shadow of Infinity, a Yu-Gi-Oh! set released Feb 18, 2006. Rarity: Super Rare. Finishes: Unlimited, 1st Edition. Reference market price on Nov 9, 2026: US$0.51 (Unlimited), US$0.55 (1st Edition). Over the last 30 days, the Unlimited price went up 2.0%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.

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