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The Agent of Mystery - Earth (Platinum Secret Rare) Quarter Century Stampede #RA04-EN146 Yu-Gi-Oh! card
Platinum Secret Rare

The Agent of Mystery - Earth (Platinum Secret Rare) Quarter Century Stampede #RA04-EN146

Card #RA04-EN146
Market value · ungraded
$0.28
▲ 12.0% · 30d
PSA 10
$33
116× raw
Blended from live market data · graded from real sold data
Confidence medium · estimate, not an appraisal · How we price →
Buy from here
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The Agent of Mystery - Earth (Platinum Secret Rare) is a Platinum Secret Rare Yu-Gi-Oh! card from Quarter Century Stampede (#RA04-EN146). Its current blended market value is $0.28 ungraded, with a PSA 10 worth around $33. Prices update from real market data.

Graded prices
Ungraded (raw)$0.28
PSA graded price estimates by grade
GradeRelative valuePrice
PSA 10$33$33–$33
PSA 9$7$7–$7
“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.

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Price history · Raw

1 Apr 202521 Aug 2026
Latest
$0.28
Period high
$5.85
Period low
$0.20
Change
▼ 94.9%
Available to buy nowLive on eBay

Card details

Set
Quarter Century Stampede
Number
#RA04-EN146
Rarity
Platinum Secret Rare
Game
Yu-Gi-Oh!

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All Quarter Century Stampede cards →

Where to buy & check prices

Check recent sold prices
eBay sold

Frequently asked questions

How much is The Agent of Mystery - Earth (Platinum Secret Rare) worth?

The Agent of Mystery - Earth (Platinum Secret Rare) (Quarter Century Stampede #RA04-EN146) is worth around $0.28 ungraded, or about $33 in PSA 10, based on live Yu-Gi-Oh! market data.

What is a PSA 10 The Agent of Mystery - Earth (Platinum Secret Rare) worth?

A PSA 10 The Agent of Mystery - Earth (Platinum Secret Rare) sells for around $33, roughly 116× the ungraded price.

Where can I buy The Agent of Mystery - Earth (Platinum Secret Rare)?

You can buy The Agent of Mystery - Earth (Platinum 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 The Agent of Mystery - Earth (Platinum Secret Rare)?

The Agent of Mystery - Earth (Platinum Secret Rare) is a Platinum Secret Rare Yu-Gi-Oh! card from the Quarter Century Stampede set.

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Citation
The Agent of Mystery - Earth (Platinum Secret Rare) (Quarter Century Stampede #RA04-EN146) — Yu-Gi-Oh! market value $0.28, PSA 10 $32.57. Source: CardTrack, https://cardtrack.com/yugioh/card/quarter-century-stampede/the-agent-of-mystery-earth-platinum-secret-rare-ra04-en146
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<iframe src="https://cardtrack.com/embed/card?id=yugioh-quarter-century-stampede-the-agent-of-mystery-earth-platinum-secret-rare-platinum-secret-rare" width="100%" height="160" style="border:0;max-width:460px" title="The Agent of Mystery - Earth (Platinum Secret Rare) price — CardTrack" loading="lazy"></iframe> <p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>