Common / Short Print

Caius the Shadow Monarch Structure Deck: Emperor of Darkness #SR01-EN004

Card #SR01-EN004

Market value · ungraded

$6.30

▼ 0.9% · 30d

1st Edition ~$8.49 · Unlimited ~$6.30

PSA 10

$105

17× raw

Blended from live market data · graded from real sold data
Confidence medium · estimate, not an appraisal · How we price →

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Caius the Shadow Monarch is a Common / Short Print Yu-Gi-Oh! card from Structure Deck: Emperor of Darkness (#SR01-EN004). Its current blended market value is $6.30 ungraded, with a PSA 10 worth around $105. Prices update from real market data.

Graded prices

Ungraded (raw)$6.30

PSA graded price estimates by grade
Grade	Relative value	Price
PSA 10		$105$105–$105
PSA 9		$37$37–$37

“Sold” = median of real recent sold listings at that grade (eBay or Fanatics Collect — hover a badge to see which). Other figures are blended marketplace estimates. Confidence reflects source backing and price spread — not PSA-official values.

Grade it or not

Not enough graded evidence yet — 0 graded sales recorded.

✨ Is it worth it?

An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.

Price history · Raw

1 Oct 202121 Aug 2026

Latest

$6.30

Period high

$7.23

Period low

$2.00

Change

▲ 72.1%

Available to buy nowLive on eBay

Card details

Set: Structure Deck: Emperor of Darkness
Number: #SR01-EN004
Rarity: Common / Short Print
Game: Yu-Gi-Oh!

More from Structure Deck: Emperor of Darkness

Emperor of Darkness Structure Deck [1st Edition]

#N/A

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Pantheism of the Monarchs

#SR01-EN023 · Super Rare

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Landrobe the Rock Vassal

#SR01-EN012 · Common / Short Print

$1.79

Raiza the Storm Monarch

#SR01-EN009 · Common / Short Print

$1.12

Return of the Monarchs

#SR01-EN026 · Common / Short Print

$0.97

Zaborg the Thunder Monarch

#SR01-EN005 · Common / Short Print

$0.92

Mithra the Thunder Vassal

#SR01-EN011 · Common / Short Print

$0.78

Dandylion

#SR01-EN018 · Common / Short Print

$0.76

All Structure Deck: Emperor of Darkness cards →

Where to buy & check prices

Check recent sold prices

eBay sold

Frequently asked questions

How much is Caius the Shadow Monarch worth?

Caius the Shadow Monarch (Structure Deck: Emperor of Darkness #SR01-EN004) is worth around $6.30 ungraded, or about $105 in PSA 10, based on live Yu-Gi-Oh! market data.

What is a PSA 10 Caius the Shadow Monarch worth?

A PSA 10 Caius the Shadow Monarch sells for around $105, roughly 17× the ungraded price.

Where can I buy Caius the Shadow Monarch?

You can buy Caius the Shadow Monarch on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.

What rarity is Caius the Shadow Monarch?

Caius the Shadow Monarch is a Common / Short Print Yu-Gi-Oh! card from the Structure Deck: Emperor of Darkness set.

Cite & embed this card

Free to use with attribution to CardTrack.

Citation

Caius the Shadow Monarch (Structure Deck: Emperor of Darkness #SR01-EN004) — Yu-Gi-Oh! market value $6.30, PSA 10 $104.54. Source: CardTrack, https://cardtrack.com/yugioh/card/structure-deck-emperor-of-darkness/caius-the-shadow-monarch-sr01-en004

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<p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>