Quarter Century Secret Rare

Mutamorphosis (Quarter Century Secret Rare) Phantom Nightmare #PHNI-EN070

Card #PHNI-EN070

Market value · ungraded

$11.71

▼ 0.2% · 30d

PSA 10

$95

8× raw

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

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Mutamorphosis (Quarter Century Secret Rare) is a Quarter Century Secret Rare Yu-Gi-Oh! card from Phantom Nightmare (#PHNI-EN070). Its current blended market value is $11.71 ungraded, with a PSA 10 worth around $95. Prices update from real market data.

Graded prices

Ungraded (raw)$11.71

PSA graded price estimates by grade
Grade	Relative value	Price
PSA 10		$95$95–$95
PSA 9		$58$58–$58

“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 Feb 202421 Aug 2026

Latest

$11.71

Period high

$31.00

Period low

$11.69

Change

▼ 57.4%

Available to buy nowLive on eBay

Card details

Set: Phantom Nightmare
Number: #PHNI-EN070
Rarity: Quarter Century Secret Rare
Game: Yu-Gi-Oh!

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All Phantom Nightmare cards →

Where to buy & check prices

Check recent sold prices

eBay sold

Frequently asked questions

How much is Mutamorphosis (Quarter Century Secret Rare) worth?

Mutamorphosis (Quarter Century Secret Rare) (Phantom Nightmare #PHNI-EN070) is worth around $11.71 ungraded, or about $95 in PSA 10, based on live Yu-Gi-Oh! market data.

What is a PSA 10 Mutamorphosis (Quarter Century Secret Rare) worth?

A PSA 10 Mutamorphosis (Quarter Century Secret Rare) sells for around $95, roughly 8× the ungraded price.

Where can I buy Mutamorphosis (Quarter Century Secret Rare)?

You can buy Mutamorphosis (Quarter Century Secret Rare) on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.

What rarity is Mutamorphosis (Quarter Century Secret Rare)?

Mutamorphosis (Quarter Century Secret Rare) is a Quarter Century Secret Rare Yu-Gi-Oh! card from the Phantom Nightmare set.

Cite & embed this card

Free to use with attribution to CardTrack.

Citation

Mutamorphosis (Quarter Century Secret Rare) (Phantom Nightmare #PHNI-EN070) — Yu-Gi-Oh! market value $11.71, PSA 10 $94.68. Source: CardTrack, https://cardtrack.com/yugioh/card/phantom-nightmare/mutamorphosis-quarter-century-secret-rare-phni-en070

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