Therion "King" Regulus

25th Anniversary Tin: Dueling Heroes Mega Pack (2023), Yu-Gi-Oh!, MP23-EN063, Prismatic Secret Rare

Printing: 1st Edition, Near Mint

$3.10

TCGplayer market price (an average of recent sales)

As of Oct 26 (yesterday).

Buy on TCGplayer Search on eBay

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Price trend

Oct 19 $2.28 → Oct 26, 2026 $3.10 +36.0%

$3.22$2.28$2.40$2.60$2.80$3.10

Oct 19, 2026Oct 21, 2026Oct 22, 2026Oct 23, 2026Oct 26, 2026

Sep 26 $2.44 → Oct 26, 2026 $3.10 +27.0%

$3.26$2.16$2.50$3.00$3.10

Sep 26, 2026Oct 6, 2026Oct 11, 2026Oct 16, 2026Oct 26, 2026

Jul 28 $2.11 → Oct 26, 2026 $3.10 +46.9%

$3.26high$1.82$2.00$2.50$3.10

Jul 28, 2026Aug 27, 2026Sep 11, 2026Sep 26, 2026Oct 26, 2026

Oct 26, 2025 $2.61 → Oct 26, 2026 $3.10 +18.8%

$3.96$1.96$2.50$3.00$3.50$3.10

Oct 26, 2025Feb 24, 2026Apr 26, 2026Jun 26, 2026Oct 26, 2026

Feb 8, 2024 $1.89 → Oct 26, 2026 $3.10 +64.0%

$3.96$0.95$2.00$3.00$3.10

Feb 8, 2024Jan 3, 2025Jun 17, 2025Nov 29, 2025Oct 26, 2026

Vs its set

Over the 90 days to Oct 26, 2026: this card +46.9%; the median other card in 25th Anniversary Tin: Dueling Heroes Mega Pack +2.9% (282 other cards, each at its tracked printing).

Market details

Sold vs asking

Recent sales (TCGplayer market price)$3.10

Sellers asking (median listing)$3.08

0$3.10

Sellers ask about the same as the recent sale price.

Asking figure from TCGplayer listings, as of Oct 26.

Record

Price history Feb 8, 2024 to Oct 26, 2026

Highest$3.96Dec 17, 2025 only

Lowest$0.95Mar 17, 2025 only

Vs highest22% below $3.96

Price changes, last 30 days

Date	Price	Change
Oct 21	$2.52 → $2.68	+6.3%	Show on chart
Oct 22	$2.68 → $2.96	+10.4%	Show on chart
Oct 23	$2.96 → $3.16	+6.8%	Show on chart
Oct 24	$3.16 → $3.22	+1.9%	Show on chart
Oct 25	$3.22 → $3.01	−6.5%	Show on chart
Oct 26	$3.01 → $3.10	+3.0%	Show on chart