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Prof. Oak's Research #98, Reverse Holo, EX FireRed & LeafGreen

  • Card number: #98/112
  • Rarity: Uncommon

A PSA 10 Prof. Oak's Research #98 Reverse Holo from EX FireRed & LeafGreen has a TCGBerg fair value of $656 as of Nov 15, 2026. It rests on 9 recorded sales, the latest on Sep 24, 2026. PSA has graded 20 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
$656up 4.3%30-day change

TCGBerg Algorithm (estimated from recorded sales).

9 sales · latest Sep 24, 2026

Fair value3 months
Last sale$910Sep 24, 202638.7% above fair
5-sale avg$386Feb 22Sep 24
Population · PSA 10
20
Market cap
$13.1K
Volatility
1.7%
YTD
↑ 411.3%
Sales evidence
Sparse

TCGBerg fair value · PSA 10

$656

30D4.3%YTD411.3%
Sales evidenceSparse

Based on 9 recorded sales. Latest sale: Sep 24, 2026.

Market cap
$13.1K
fair value x population
Population
20
graded copies
Last sale
$910
+38.7% vs fair
5-sale avg
$386
recent sales
Grading

Price history

Open terminalPro

Weekly fair value for PSA 10.

Open in TerminalCandles, every grade, full historyPro

What the evidence says

The last PSA 10 sale, $910 on Sep 24, 2026, sits 38.7% above the $656 fair value. The value rests on 9 recorded PSA 10 sales. Its confidence band runs from $492 to $820. A PSA 10 ($656) is worth 10.3 times a PSA 9 ($64). Over the past 30 days the PSA 10 value has risen 4.3%. With sparse sales evidence, read the gap and the band as rough guides.

TCGBerg fair value by grade

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

  • Raw NM$6.34Ungraded · TCGBerg fair value
  • Raw LP$4.58Ungraded · TCGBerg fair value
  • Raw MP$2.60Ungraded · market price
  • Raw Damaged$1.97Ungraded · market price
  • Raw HP$0.99Ungraded · 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

20 tracked

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

  • $52
    Oct 28, 2026 · via eBay
    PSA8above fair value by 19.1%
  • $6.89
    Oct 10, 2026 · via tcgplayer
    Rawabove fair value by 29.0%
  • $8.06
    Oct 7, 2026 · via tcgplayer
    Rawabove fair value by 50.9%
  • $60
    Oct 2, 2026 · via eBay
    PSA9below fair value by 4.6%
  • $75
    Sep 26, 2026 · via Fanatics Collect
    CGC Gem Mint 10below fair value by 12.8%

15 more sales with Pro

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

Includes a sale 41.4% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$86
    1d -7d -30d -
    Pop
    19
    Mcap
    $1.6K
    Evidence
    Moderate
    Last
    $75
  • PSA10$656
    1d 0.0%7d 0.1%30d 4.3%
    Pop
    20
    Mcap
    $13.1K
    Evidence
    Sparse
    Last
    $910
  • PSA9$64
    1d 0.2%7d 0.2%30d 2.4%
    Pop
    24
    Mcap
    $1.5K
    Evidence
    Limited
    Last
    $60
Listings
CGC Gem Mint 10$8619$1.6K---Moderate$752mo ago
PSA10$65620$13.1Kup 0.1%up 4.3%up 121.2%Sparse$9102mo ago
PSA9$6424$1.5Kup 0.2%down 2.4%up 61.7%Limited$601mo ago
PSA8$4418$7860.0%up 23.8%up 48.3%Moderate$523w ago
PSA7$314$1230.0%down 12.9%up 4.3%Sparse-
PSA6$265$1280.0%down 16.2%up 27.3%Sparse-
Raw$6.34--down 0.9%down 1.7%-Strong$6.891mo ago

Graded population report

133 graded copies of Prof. Oak's Research Reverse Holo across 16 grades.

PSA 10
20 · 15%
PSA 9
24 · 18%
PSA 8
18 · 14%
PSA 7
4 · 3.0%
PSA 6
5 · 3.8%
BGS 9.5
1 · 0.8%
CGC Pristine 10
4 · 3.0%
CGC Gem Mint 10
19 · 14%
CGC 9.5
2 · 1.5%
CGC 9
17 · 13%
CGC 8.5
11 · 8.3%
CGC 8
2 · 1.5%
CGC 7
1 · 0.8%
CGC 5.5
3 · 2.3%
CGC Authentic
1 · 0.8%
PSA 8.5
1 · 0.8%

PSA 10 makes up 15% of graded copies: 20 of 133. PSA 9 is the most common grade (18%).

Analysis

Prof. Oak's Research - Reverse Holo at PSA 10 carries a TCGBerg fair value of $656 as of 2026-11-14. We track a TCGBerg fair value across 6 grades from EX FireRed & LeafGreen, from PSA 6 up to PSA 10. A graded population of 20 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 risen 4.3%.

PSA 10 - frequently asked

How much is a PSA 10 Prof. Oak's Research - Reverse Holo from EX FireRed & LeafGreen worth?
$656 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Prof. Oak's Research - Reverse Holo from EX FireRed & LeafGreen. It rests on sparse sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Prof. Oak's Research - Reverse Holo from EX FireRed & LeafGreen?
20 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Prof. Oak's Research - Reverse Holo from EX FireRed & LeafGreen price moved recently?
Its TCGBerg fair value has risen 4.3% over the past 30 days.
What did a PSA 10 Prof. Oak's Research - Reverse Holo from EX FireRed & LeafGreen last sell for?
The most recent recorded sale was $910 on 2026-09-24. This recorded sale is separate from the model-derived fair value.