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Professor Oak #88, Unlimited, Base Set

  • Card number: #88/102
  • Rarity: Uncommon
  • Finish: Non-Holo

A PSA 10 Professor Oak #88 Unlimited from Base Set has a TCGBerg fair value of $142 as of Nov 15, 2026. TCGBerg has recorded 35 PSA 10 sales of this card, the latest on Nov 8, 2026. PSA has graded 293 copies at PSA 10.

TCGBerg fair valuePSA 10
As of Nov 15, 2026
$142down 12.4%30-day change

TCGBerg Algorithm (estimated from recorded sales).

Fair value3 months
Last sale$89Nov 8, 202637.1% below fair
5-sale avg$129Oct 12Nov 8
Population · PSA 10
293
Market cap
$41.5K
Volatility
3.3%
YTD
↑ 52.6%
Sales evidence
Very strong

TCGBerg fair value · PSA 10

$142

30D12.4%YTD52.6%
Sales evidenceVery strong
Market cap
$41.5K
fair value x population
Population
293
graded copies
Last sale
$89
-37.1% vs fair
5-sale avg
$129
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, $89 on Nov 8, 2026, sits 37.1% below the $142 fair value. The value weighs 30 PSA 10 sales from the past year, not the latest one alone. The latest sale ran below the recent run: the last 5 PSA 10 sales averaged $129, within 9.3% of the value. Its confidence band runs from $135 to $148. A PSA 10 ($142) is worth 3.3 times a PSA 9 ($44). Over the past 30 days the PSA 10 value has fallen 12.4%.

TCGBerg fair value by grade

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

  • Raw NM$1.58Ungraded · TCGBerg fair value
  • Raw LP$0.64Ungraded · TCGBerg fair value
  • Raw MP$0.41Ungraded · TCGBerg fair value
  • Raw HP$0.36Ungraded · TCGBerg fair value
  • Raw Damaged$0.32Ungraded · 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.

  • $1.39
    Nov 10, 2026 · via tcgplayer
    Rawbelow fair value by 12.0%
  • $89
    Nov 8, 2026 · via eBay
    PSA10below fair value by 41.5%
  • $65
    Nov 5, 2026 · via Fanatics Collect
    CGC Gem Mint 10below fair value by 0.7%
  • $160
    Nov 4, 2026 · via eBay
    PSA10above fair value by 4.9%
  • $0.75
    Nov 3, 2026 · via tcgplayer
    Rawbelow fair value by 51.0%

15 more sales with Pro

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

Includes a sale 65.8% below fair value

All grades matrix

Every grade we track for this printing.

  • CGC Gem Mint 10$65
    1d -7d -30d -
    Pop
    75
    Mcap
    $4.9K
    Evidence
    Sparse
    Last
    $65
  • CGC9.5$10
    1d -7d -30d -
    Pop
    31
    Mcap
    $311
    Evidence
    Sparse
    Last
    $8.40
  • PSA10$142
    1d 0.0%7d 7.0%30d 12.4%
    Pop
    293
    Mcap
    $41.5K
    Evidence
    Very strong
    Last
    $89
Listings
CGC Gem Mint 10$6575$4.9K---Sparse$651w ago
CGC9.5$1031$311---Sparse$8.408mo ago
PSA10$142293$41.5Kdown 7.0%down 12.4%down 8.6%Very strong$891w ago
PSA9$44508$22.1Kup 0.7%down 0.2%down 13.9%Very strong$463w ago
PSA8$29212$6.1Kup 0.8%down 4.3%up 19.8%Strong$512w ago
PSA7$2299$2.2Kup 11.8%up 23.9%up 32.4%Limited$123mo ago
PSA6$1859$1.1Kup 0.1%up 1.0%up 51.9%Limited$302mo ago
PSA5$1835-up 0.1%up 1.0%up 51.9%Limited$122mo ago
PSA4$1813-up 0.1%up 1.0%up 51.9%Sparse$299mo ago
PSA2$183-up 0.1%up 1.0%up 51.9%Sparse$455mo ago
PSA1$181-up 0.1%up 1.0%up 51.8%Sparse$287mo ago
Raw$1.58--up 3.3%down 30.4%-Strong$1.395d ago

Graded population report

1,945 graded copies of Professor Oak Unlimited across 36 grades.

PSA 10
293 · 15%
PSA 9
508 · 26%
PSA 8
212 · 11%
PSA 7
99 · 5.1%
PSA 6
59 · 3.0%
BGS 9.5
7 · 0.4%
BGS 9
26 · 1.3%
CGC Pristine 10
7 · 0.4%
CGC Gem Mint 10
75 · 3.9%
CGC 9.5
31 · 1.6%
CGC 9
142 · 7.3%
CGC 8.5
113 · 5.8%
CGC 8
88 · 4.5%
CGC 7.5
60 · 3.1%
CGC 7
39 · 2.0%
CGC 6.5
33 · 1.7%
CGC 6
27 · 1.4%
CGC 5.5
14 · 0.7%
CGC 5
11 · 0.6%
CGC 4.5
8 · 0.4%
CGC 4
4 · 0.2%
CGC 3.5
2 · 0.1%
CGC 2.5
1 · 0.1%
CGC 1.5
1 · 0.1%
BGS 8.5
7 · 0.4%
BGS 8
2 · 0.1%
BGS 6.5
1 · 0.1%
BGS 3.5
1 · 0.1%
BGS 3.0
1 · 0.1%
CGC Authentic
5 · 0.3%
PSA 8.5
10 · 0.5%
PSA 5
35 · 1.8%
PSA 4
13 · 0.7%
PSA 3
6 · 0.3%
PSA 2
3 · 0.2%
PSA 1
1 · 0.1%

PSA 10 makes up 15% of graded copies: 293 of 1,945. PSA 9 is the most common grade (26%).

Analysis

Professor Oak - Unlimited Normal at PSA 10 carries a TCGBerg fair value of $142 as of 2026-11-14. We track a TCGBerg fair value across 11 grades from Base Set, from CGC 9.5 up to PSA 10. A graded population of 293 copies sits behind the PSA 10 grade. The PSA 10 valuation rests on very strong sales evidence. Over the past 30 days, the PSA 10 TCGBerg fair value has fallen 12.4%.

PSA 10 - frequently asked

How much is a PSA 10 Professor Oak - Unlimited Normal from Base Set worth?
$142 as of 2026-11-14, the model-derived TCGBerg fair value for a PSA 10 Professor Oak - Unlimited Normal from Base Set. It rests on very strong sales evidence. This estimate is not a guaranteed sale price.
What is the graded population of a PSA 10 Professor Oak - Unlimited Normal from Base Set?
293 copies have been graded at PSA 10, the recorded graded population, not the number of copies printed.
How has the PSA 10 Professor Oak - Unlimited Normal from Base Set price moved recently?
Its TCGBerg fair value has fallen 12.4% over the past 30 days.
What did a PSA 10 Professor Oak - Unlimited Normal from Base Set last sell for?
The most recent recorded sale was $89 on 2026-11-08. This recorded sale is separate from the model-derived fair value.