Therion "King" Regulus 25th Anniversary Tin: Dueling Heroes Mega Pack Prismatic Secret Rare Yu-Gi-Oh! card — value and price

Therion "King" Regulus

25th Anniversary Tin: Dueling Heroes Mega Pack · Prismatic Secret Rare
Yu-Gi-Oh! ygo:10604644 TCGplayer + Cardmarket + eBay
Fair market value low confidence
$3.00
Rough estimate from 3 market price guides. Likely $1.89 – $4.13.
▼ 13% · 32d
Sources: TCGplayer + Cardmarket + eBay · Near Mint, raw
Optimal buy
$2.62
Never pay above $2.83
Optimal sell
$3.18
Never sell below $3.05
Buy this card · aim to pay under $2.83
Find on eBay → TCGplayer → Buy on Amazon → Graded (PSA 10) →

We may earn a commission on purchases — at no extra cost to you, and it never affects our valuations.

</> Embed this card / add a value badge
SplitShot value badge
Badge — HTML<a href="https://splitshot.co/card/ygo:10604644"><img src="https://splitshot.co/badge/ygo:10604644.svg" alt="SplitShot value"></a>
Badge — Markdown[![SplitShot value](https://splitshot.co/badge/ygo:10604644.svg)](https://splitshot.co/card/ygo:10604644)
Widget — iframe<iframe src="https://splitshot.co/embed/ygo:10604644" width="360" height="172" style="border:0;overflow:hidden" loading="lazy" title="SplitShot value"></iframe>

Free to use anywhere — eBay listings, forum signatures, blogs. The value updates automatically.

Selling this card
Optimal sell $3.18 · never below $3.05. Value your copy for the live net-after-fees calculator.
Where to sell
eBay~13.25% + $0.30Largest audience; on any listing use “Sell one like this” to prefill yours.TCGplayer~10–11%Best for singles; buyers expect competitive, data-driven pricing.Whatnot~8% + paymentLive-auction app; strong for breaks, lots, and fast sales.
Shipping & protection supplies
Low value — a sleeve in a plain/bubble mailer is plenty; tracking optional under ~$20.
Penny sleevesBubble mailers
Related cards
Mimicat cardMimicat$2.36Neos Fusion cardNeos Fusion$2.35Spright Sprind cardSpright Sprind$2.35Ganigumo cardGanigumo$2.37Kattapillar cardKattapillar$2.37Naturia Rosewhip cardNaturia Rosewhip$2.37
Common questions
How much is Therion "King" Regulus worth?

Therion "King" Regulus from 25th Anniversary Tin: Dueling Heroes Mega Pack has a fair market value of about $3.00 (Near Mint, raw), based on a consensus of current market price guides.

What is the best price to sell Therion "King" Regulus?

List around $3.18 to clear without leaving money on the table; that nets about $1.37 after fees and shipping.

What should I pay to buy Therion "King" Regulus?

A disciplined buy target is about $2.62 — a discount to fair value that keeps an edge. Aim not to pay above $2.83.

Where can I buy Therion "King" Regulus?

Therion "King" Regulus is sold on eBay, TCGplayer, and Amazon. Compare live listings against the fair value of $3.00 and aim to pay under $2.83 — SplitShot links you straight to current listings at each marketplace.

Is now a good time to buy Therion "King" Regulus?

Therion "King" Regulus is trending falling ~14% (7d vs 30d) lately. A disciplined entry is under $2.83; paying near or below $2.62 keeps a margin of safety versus the $3.00 fair value.

Estimate for guidance, not an appraisal. Value your exact copy →