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Professor Cozmo's Discovery #90, Normal, EX Deoxys

  • Card number: #90/107
  • Rarity: Uncommon
  • Finish: Non-Holo

A PSA 10 Professor Cozmo's Discovery #90 Normal from EX Deoxys has a TCGBerg fair value of $319 as of Nov 15, 2026. PSA has graded 4 copies at PSA 10. Sales evidence is sparse, so treat this value as a rough estimate.

TCGBerg fair valuePSA 10
As of Nov 15, 2026
$319down 4.7%30-day change

TCGBerg Algorithm (estimated from recorded sales).

Fair value3 months
Last sale-no recent sales
5-sale avg-last 5 sales
Population · PSA 10
4
Market cap
$1.3K
Volatility
2.1%
YTD
↑ 354.8%
Sales evidence
Sparse

TCGBerg fair value · PSA 10

$319

30D4.7%YTD354.8%
Sales evidenceSparse
Market cap
$1.3K
fair value x population
Population
4
graded copies
Last sale
-
no recorded sale
5-sale avg
-
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 10.

Open in TerminalCandles, every grade, full historyPro

TCGBerg fair value by grade

Value at each grade and ungraded condition. Log scale. Tap a row to switch the whole page.

  • Raw NM$0.74Ungraded · TCGBerg fair value
  • Raw MP$0.25Ungraded · TCGBerg fair value
  • Raw LP$0.24Ungraded · TCGBerg fair value
  • Raw Damaged$0.20Ungraded · market price
  • Raw HP$0.19Ungraded · market price
hatched = market price, not a TCGBerg fair value

Behind the scenes

What goes into this price, and how much we know.

Recent sales

18 tracked

Each sale against the grade's fair value on the day it sold.

  • $1.00
    Nov 3, 2026 · via tcgplayer
    Rawabove fair value by 96.1%
  • $1.25
    Oct 30, 2026 · via tcgplayer
    Rawabove fair value by 145.1%
  • $0.44
    Oct 21, 2026 · via tcgplayer
    Rawbelow fair value by 25.4%
  • $0.79
    Oct 12, 2026 · via tcgplayer
    Rawabove fair value by 33.9%
  • $1.49
    Sep 29, 2026 · via tcgplayer
    Rawabove fair value by 217.0%

13 more sales with Pro

Up to 20 recent sales, each with its venue and its gap to fair value.

Includes a sale 59.3% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$26
    1d -7d -30d -
    Pop
    11
    Mcap
    $284
    Evidence
    Sparse
    Last
    $14
  • PSA10$319
    1d 0.0%7d 0.0%30d 4.7%
    Pop
    4
    Mcap
    $1.3K
    Evidence
    Sparse
    Last
    -
  • PSA9$38
    1d 0.0%7d 0.0%30d 5.9%
    Pop
    3
    Mcap
    $113
    Evidence
    Sparse
    Last
    $30
Listings
CGC Gem Mint 10$2611$284---Sparse$1410mo ago
PSA10$3194$1.3K0.0%down 4.7%up 34.8%Sparse-
PSA9$383$1130.0%up 5.9%up 26.3%Sparse$301y ago
PSA8$191$190.0%down 6.5%up 21.3%Sparse-
PSA7$190-0.0%down 6.5%up 21.3%Sparse-
PSA6$181$180.0%down 1.8%up 10.2%Sparse-
PSA5$181-0.0%down 1.8%up 10.2%Sparse-
Raw$0.74--up 45.1%up 54.2%-Strong$1.002w ago

Graded population report

45 graded copies of Professor Cozmo's Discovery Normal across 14 grades.

PSA 10
4 · 8.9%
PSA 9
3 · 6.7%
PSA 8
1 · 2.2%
PSA 6
1 · 2.2%
BGS 9.5
1 · 2.2%
BGS 9
4 · 8.9%
CGC Pristine 10
9 · 20%
CGC Gem Mint 10
11 · 24%
CGC 9.5
3 · 6.7%
CGC 9
4 · 8.9%
CGC 8
1 · 2.2%
CGC 6.5
1 · 2.2%
CGC 5
1 · 2.2%
PSA 5
1 · 2.2%

PSA 10 makes up 8.9% of graded copies: 4 of 45. CGC Gem Mint 10 is the most common grade (24%).

Analysis

Professor Cozmo's Discovery - Normal at PSA 10 carries a TCGBerg fair value of $319 as of 2026-11-14. We track a TCGBerg fair value across 7 grades from EX Deoxys, from PSA 6 up to PSA 10. A graded population of 4 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on sparse sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has fallen 4.7%.

PSA 10 - frequently asked

How much is a PSA 10 Professor Cozmo's Discovery - Normal from EX Deoxys worth?
$319 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Professor Cozmo's Discovery - Normal from EX Deoxys. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Professor Cozmo's Discovery - Normal from EX Deoxys?
4 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Professor Cozmo's Discovery - Normal from EX Deoxys price moved recently?
Its TCGBerg fair value has fallen 4.7% over the past 30 days.

Another printing of Professor Cozmo's Discovery #90 from EX Deoxys, Reverse Holo, is valued at $900 at its highest valued grade.