How much is Thestalos the Mega Monarch worth right now?

Thestalos the Mega Monarch from Primal Origin is trading around $5.52 raw (ungraded) on the secondary market, and around $109.42 as a PSA 10. TCGIndex refreshes this price every day.

How much is Thestalos the Mega Monarch PSA 10 worth?

A PSA 10 Thestalos the Mega Monarch sells for around $109.42, a PSA 9 around $29.77, against $5.52 for a raw copy. These are market prices from verified sold listings, updated daily.

Is Thestalos the Mega Monarch worth grading?

A PSA 10 Thestalos the Mega Monarch is worth about 20 times the raw price ($109.42 vs $5.52). Grading pays off when the gap covers the grading fee and the risk of a 9 ($29.77): at $5.52 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 Thestalos the Mega Monarch going up or down?

Thestalos the Mega Monarch is down 8.3% over 30 days, down 2.5% over 7 days, and the trend currently reads down. The full price history is on this page.

Is Thestalos the Mega Monarch a good investment?

TCGIndex doesn't give financial advice, but here's the data worth knowing: it sits around $5.52, down 8.3% 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.

Home/Yu-Gi-Oh/Primal Origin#PRIO-EN035

Yu-Gi-Oh · Secret Rare

Thestalos the Mega Monarch

Name: Thestalos the Mega Monarch (Primal Origin)
Brand: Yu-Gi-Oh
Availability: InStock

PRIO-EN035Primal Origin

$5.52

-$0.50-8.3% · 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

Healthy

Well supported

Confidence

79/100

High reliability

Liquidity

Low

Thin market

Sales Volume

16 / yr

Sold per year, updated 1h ago

BuyBuy on TCGplayer Recent eBay Sales

We may earn a commission from qualifying purchases made through our eBay & TCGplayer links.

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

+232.5%

Assault Blackwing - Kusanagi the Gathering Storm (Starlight Rare)

$11.87 → $39.47

+127.7%

Superdreadnought Rail Cannon Gustav Rocket (Starlight Rare)

See today’s Yu-Gi-Oh! pick

Published this morning, public in 14 days. Full record

Pick of the day

Today’s Yu-Gi-Oh! pickHigh ConvictionEntry under $20

A Yugioh card that sat flat for a week just broke out sharply to a fresh three month high, while its set and the wider game barely moved.

See today’s Yu-Gi-Oh! pickPublic in 14 days, when 59% of the move is gone. Full record

Price & Volume

Market price Sales volume

Jul 2026 – today

Sales & Liquidity

Market Price$5.52

7-Day Change-2.5%

90-Day Change-14.3%

LiquidityLow

Market TrendStable

Price by Grade

BGS 10$142·

PSA 10$109·

SGC 10$66·

CGC 10$44·

PSA 9$30·

Raw· 16 sales$6·

Price by Condition · 8

Anchored to market price · condition spread from TCGplayer

Near Mint

1st Edition · English

$5.52

-2.2%

Near Mint

Unlimited · English

$3.82

+1.0%

Lightly Played

1st Edition · English

$4.39

-17.6%

Lightly Played

Unlimited · English

$3.59

+24.2%

Moderately Played

1st Edition · English

$1.76

+0.0%

Moderately Played

Unlimited · English

$2.66

-5.4%

Heavily Played

1st Edition · English

$1.77

+0.0%

Damaged

1st Edition · English

$1.44

+0.0%

Thestalos the Mega Monarch price history

Near Mint market price on the dates below, from TCGIndex's daily record (57 days tracked). High $6.73 on Jul 2026, low $5.56 on Jan 2026.

When	Price	vs today
Today	$5.77
7 days ago	$5.92	-2.5%
30 days ago	$6.29	-8.3%
90 days ago	$6.73	-14.3%
6 months ago	$6.38	-9.6%

Month	Month-end price
Jan 2026	$5.67
Feb 2026	$5.67
Mar 2026	$5.75
Apr 2026	$6.32
May 2026	$6.04
Jun 2026	$6.03
Jul 2026	$6.73
Sep 2026	$6.57
Oct 2026	$5.92
Nov 2026	$5.77

Thestalos the Mega Monarch PSA 10 price and graded values

What Thestalos the Mega Monarch (Primal Origin) sells for by grade, from verified sold listings. A PSA 10 sells for $109.42 against $5.52 raw, a 20x grading premium. PSA 9 copies trade around $29.77.

Grade	Market price	vs raw
Raw (ungraded)	$5.52
PSA 9	$29.77	5.4x
CGC 10	$44.00	8.0x
SGC 10	$66.00	12.0x
PSA 10	$109.42	19.8x
BGS 10	$142.00	25.7x

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

Thestalos the Mega Monarch FAQ

How much is Thestalos the Mega Monarch worth right now?: Thestalos the Mega Monarch from Primal Origin is trading around $5.52 raw (ungraded) on the secondary market, and around $109.42 as a PSA 10. TCGIndex refreshes this price every day.
How much is Thestalos the Mega Monarch PSA 10 worth?: A PSA 10 Thestalos the Mega Monarch sells for around $109.42, a PSA 9 around $29.77, against $5.52 for a raw copy. These are market prices from verified sold listings, updated daily.
Is Thestalos the Mega Monarch worth grading?: A PSA 10 Thestalos the Mega Monarch is worth about 20 times the raw price ($109.42 vs $5.52). Grading pays off when the gap covers the grading fee and the risk of a 9 ($29.77): at $5.52 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 Thestalos the Mega Monarch going up or down?: Thestalos the Mega Monarch is down 8.3% over 30 days, down 2.5% over 7 days, and the trend currently reads down. The full price history is on this page.
Is Thestalos the Mega Monarch a good investment?: TCGIndex doesn't give financial advice, but here's the data worth knowing: it sits around $5.52, down 8.3% 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 Thestalos the Mega Monarch

Thestalos the Mega Monarch has 3 other priced printings, from $0.16 to $2.18. Cheapest first.

Thestalos the Mega Monarch

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

Thestalos the Mega Monarch price history

Thestalos the Mega Monarch PSA 10 price and graded values

Thestalos the Mega Monarch FAQ

Other printings of Thestalos the Mega Monarch

More cards from Primal Origin