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Caius the Shadow Monarch
Yu-Gi-Oh · Common / Short Print

Caius the Shadow Monarch

SR01-EN004Structure Deck: Emperor of Darkness
$9.51
+$0.50+5.5% · 30D
Aggregated from verified sold data · eBay, TCGplayer & PriceCharting
Where these prices come from

Yu-Gi-Oh prices on TCGIndex are TCGplayer market prices (the US market), in US dollars, with graded and sold prices from PriceCharting and eBay. Another currency is a conversion from USD at the day's rate, not a European market price. We do not use Cardmarket or Cardtrader prices for Yu-Gi-Oh.

Market Health
Excellent
Strong demand
Confidence
87/100
High reliability
Liquidity
High
Active market
Sales Volume
133 / yr
Sold per year, updated 1h ago
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Before the price moves

We find the Yu-Gi-Oh cards about to rise.

Every night the model scores every Yu-Gi-Oh! card on the market. Every morning at 07:30 UTC it publishes the one most likely to gain 10% within 30 days, with its entry price and the reasons, then scores it in public.

Hit +10%
53%
Average return, day 30
+16.8%
Picks scored
145

Last 90 days, live picks only, losses included.

Picked before they moved
Assault Blackwing - Kusanagi the Gathering Storm (Starlight Rare)
+232.5%
Assault Blackwing - Kusanagi the Gathering Storm (Starlight Rare)
$11.87 → $39.47
Superdreadnought Rail Cannon Gustav Rocket (Starlight Rare)
+127.7%
Superdreadnought Rail Cannon Gustav Rocket (Starlight Rare)
$14.84 → $33.79
Mulcharmy Meowls
+98.7%
Mulcharmy Meowls
$10.17 → $20.21
See today’s Yu-Gi-Oh! pick

Published this morning, public in 14 days. Full record

Price & Volume
Market price Sales volume
Jul 2026 – today
Sales & Liquidity
Market Price$9.51
7-Day Change+0.3%
90-Day Change+12.1%
LiquidityHigh
Market TrendStable
Price by Grade
BGS 10$158·
PSA 10$121·
SGC 10$73·
CGC 10$49·
PSA 9$44·
Raw· 133 sales$10·
Price by Condition · 10
Anchored to market price · condition spread from TCGplayer
Near Mint
1st Edition · English
$9.51
+0.7%
Near Mint
Unlimited · English
$7.78
+0.3%
Lightly Played
1st Edition · English
$8.29
+0.9%
Lightly Played
Unlimited · English
$7.47
-0.3%
Moderately Played
1st Edition · English
$6.83
+2.2%
Moderately Played
Unlimited · English
$5.49
+1.3%
Heavily Played
1st Edition · English
$5.66
+0.5%
Heavily Played
Unlimited · English
$3.89
+0.3%
Damaged
Unlimited · English
$4.75
-8.6%
Damaged
1st Edition · English
$5.04
-6.7%

Caius the Shadow Monarch price history

Near Mint market price on the dates below, from TCGIndex's daily record (124 days tracked). High $9.77 on Nov 2026, low $4.37 on Jan 2026.

WhenPricevs today
Today$9.77
7 days ago$9.74+0.3%
30 days ago$9.26+5.5%
90 days ago$8.71+12.2%
6 months ago$8.68+12.6%
MonthMonth-end price
Jan 2026$4.80
Feb 2026$5.50
Mar 2026$6.74
Apr 2026$8.15
May 2026$8.90
Jun 2026$7.26
Jul 2026$8.52
Aug 2026$8.85
Sep 2026$8.89
Oct 2026$9.63
Nov 2026$9.77

Caius the Shadow Monarch PSA 10 price and graded values

What Caius the Shadow Monarch (Structure Deck: Emperor of Darkness) sells for by grade, from verified sold listings. A PSA 10 sells for $121.42 against $9.51 raw, a 13x grading premium. PSA 9 copies trade around $43.74.

GradeMarket price
Raw (ungraded)$9.51
PSA 9$43.74
CGC 10$49.00
SGC 10$73.00
PSA 10$121.42
BGS 10$158.00

Graded prices: PriceCharting sold data, refreshed daily. Grading costs, turnaround and the odds of a 10 decide whether the premium is worth chasing. Most valuable Yu-Gi-Oh PSA 10 cards

Caius the Shadow Monarch FAQ

How much is Caius the Shadow Monarch worth right now?
Caius the Shadow Monarch from Structure Deck: Emperor of Darkness is trading around $9.51 raw (ungraded) on the secondary market, and around $121.42 as a PSA 10. TCGIndex refreshes this price every day.
How much is Caius the Shadow Monarch PSA 10 worth?
A PSA 10 Caius the Shadow Monarch sells for around $121.42, a PSA 9 around $43.74, against $9.51 for a raw copy. These are market prices from verified sold listings, updated daily.
Is Caius the Shadow Monarch worth grading?
A PSA 10 Caius the Shadow Monarch is worth about 13 times the raw price ($121.42 vs $9.51). Grading pays off when the gap covers the grading fee and the risk of a 9 ($43.74): at $9.51 raw the grading fee costs more than the card itself, so it pays only for a copy you expect to come back a 10.
Is Caius the Shadow Monarch going up or down?
Caius the Shadow Monarch is up 5.5% over 30 days, up 0.3% over 7 days, and the trend currently reads up. The full price history is on this page.
Is Caius the Shadow Monarch a good investment?
TCGIndex doesn't give financial advice, but here's the data worth knowing: it sits around $9.51, up 5.5% over the last 30 days, with low volatility. Prices can move fast, so look at the trend and your own timeframe before you buy. TCGIndex publishes one Yu-Gi-Oh pick every morning; each pick becomes public 14 days later and is scored at day 30.

Other printings of Caius the Shadow Monarch

Caius the Shadow Monarch has 13 other priced printings, from $8.74 to $934. Cheapest first.

More cards from Structure Deck: Emperor of Darkness

Pantheism of the MonarchsRaiza the Storm MonarchReturn of the MonarchsLandrobe the Rock VassalDandylionZaborg the Thunder MonarchMithra the Thunder VassalMobius the Frost MonarchRainbow KuribohToken: Emperor of Darkness Structure DeckThestalos the Firestorm MonarchTenacity of the MonarchsGranmarg the Rock MonarchTragoediaSoul ChargeBerlineth the Firestorm VassalErebus the Underworld MonarchBattle FaderGarum the Storm VassalThe Prime MonarchDomain of the True MonarchsEscalation of the MonarchsSoul ExchangeThe Monarchs Stormforth
View the full Structure Deck: Emperor of Darkness set →