Professor Cozmo's Discovery

Deoxys · #90/107 · Uncommon · 2005

$0.49

Market price ▲ 14.0% (30d)

Prices as of Jul 27, 2026

Normal Reverse Holofoil

SupporterArt · Ken Sugimori

98graded pop

32%gem rate

13.6×PSA 10 vs raw

-73%off ATH $3.63 · Oct 2022

+$15.52EV to grade — marginal

Printings & price history

Normal▲ 6.5% 7d$0.49

Low $0.12Mid $0.46

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Graded values

updated 2026-07-26

Grade 6 est.$0.95

Grade 5 est.$0.80

Grade 4 est.$0.66

Grade 3 est.$0.55

Grade 2 est.$0.45

Grade 1 est.$0.38

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$99.00

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

Graded population census · updated 2026-07-08

CGC23 graded · 17 gem 10

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PSA10 graded · 4 gem 10

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Population data from PriceCharting, updated monthly.

How much is Professor Cozmo's Discovery #90/107 worth?

As of July 27, 2026, Professor Cozmo's Discovery #90/107 from Deoxys sells for around $0.49 in raw, ungraded condition. Across the 2 printings we track, copies run anywhere from $0.12 to $80.00 depending on the version you're holding.

Grading changes the math on this one: a PSA 10 is valued around $99.00, roughly 202.0x the raw price, while a PSA 9 sits near $24.08. 41 copies have been graded to date, and 7% of them came back a 10 — worth knowing before you pay grading fees.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.