Secret Rare

Thestalos the Mega Monarch Primal Origin #PRIO-EN035

Card #PRIO-EN035

Market value · ungraded

$3.93

1st Edition ~$6.73 · Unlimited ~$3.93

PSA 10

$89

23× raw

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

Buy from here

TCGplayer ebay Cardmarket

Thestalos the Mega Monarch is a Secret Rare Yu-Gi-Oh! card from Primal Origin (#PRIO-EN035). Its current blended market value is $3.93 ungraded, with a PSA 10 worth around $89. Prices update from real market data.

Graded prices

Ungraded (raw)$3.93

PSA graded price estimates by grade
Grade	Relative value	Price
PSA 10		$89$89–$89
PSA 9		$23$23–$23

“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 Nov 202122 Aug 2026

Latest

$3.93

Period high

$15.13

Period low

$3.04

Change

▼ 74.0%

Available to buy nowLive on eBay

Card details

Set: Primal Origin
Number: #PRIO-EN035
Rarity: Secret Rare
Game: Yu-Gi-Oh!

More from Primal Origin

Primal Origin - Booster Box [1st Edition]

#N/A

$99.00

Number 62: Galaxy-Eyes Prime Photon Dragon (UTR)

#PRIO-EN040 · Ultimate Rare

$28.93

Number C107: Neo Galaxy-Eyes Tachyon Dragon (UTR)

#PRIO-EN041 · Ultimate Rare

$28.81

Artifact Durendal (UTR)

#PRIO-EN049 · Ultimate Rare

$18.41

Bujinki Amaterasu (Ghost Rare)

#PRIO-EN052 · Ghost Rare

$15.99

Number 62: Galaxy-Eyes Prime Photon Dragon

#PRIO-EN040 · Ultra Rare

$6.29

Pilica, Descendant of Gusto

#PRIO-EN029 · Super Rare

$4.51

Madolche Anjelly

#PRIO-EN028 · Ultra Rare

$4.47

All Primal Origin cards →

Where to buy & check prices

Check recent sold prices

eBay sold

Frequently asked questions

How much is Thestalos the Mega Monarch worth?

Thestalos the Mega Monarch (Primal Origin #PRIO-EN035) is worth around $3.93 ungraded, or about $89 in PSA 10, based on live Yu-Gi-Oh! market data.

What is a PSA 10 Thestalos the Mega Monarch worth?

A PSA 10 Thestalos the Mega Monarch sells for around $89, roughly 23× the ungraded price.

Where can I buy Thestalos the Mega Monarch?

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

What rarity is Thestalos the Mega Monarch?

Thestalos the Mega Monarch is a Secret Rare Yu-Gi-Oh! card from the Primal Origin set.

Cite & embed this card

Free to use with attribution to CardTrack.

Citation

Thestalos the Mega Monarch (Primal Origin #PRIO-EN035) — Yu-Gi-Oh! market value $3.93, PSA 10 $88.75. Source: CardTrack, https://cardtrack.com/yugioh/card/primal-origin/thestalos-the-mega-monarch-prio-en035

Embed this on your site

<iframe src="https://cardtrack.com/embed/card?id=yugioh-primal-origin-thestalos-the-mega-monarch-secret-rare" width="100%" height="160" style="border:0;max-width:460px" title="Thestalos the Mega Monarch price — CardTrack" loading="lazy"></iframe>
<p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>