Impostor Professor Oak - Normal, Base Set 2: Price, Fair Value and Population

tcgberg

Charizard UnlimitedPSA 7$7230.2%

Charmeleon HoloPSA 10$5252.9%

Charizard ex HoloPSA 9$566.9%

Pidgeot HoloPSA 9$1501.8%

Articuno HoloPSA 9$2845.7%

Pikachu HoloPSA 9$1031.3%

Nidoking HoloPSA 10$1773.2%

Venusaur UnlimitedPSA 8$3002.4%

Venusaur ex HoloPSA 9$1321.2%

Ivysaur HoloPSA 9$694.3%

Giovanni's Charisma HoloPSA 10$1360.2%

Wartortle HoloPSA 9$800.9%

Charmeleon UnlimitedPSA 9$480.2%

Squirtle HoloPSA 10$5281.4%

Machop UnlimitedPSA 10$984.1%

Mew ex HoloPSA 10$3257.1%

Mr. Mime HoloPSA 8$611.1%

Muk HoloPSA 10$4570.4%

Blastoise UnlimitedPSA 6$1564.5%

Charizard 1st Edition ShadowlessPSA 10$9,21078.6%

Charizard ex HoloPSA 10$1,5910.7%

Clefable PrereleasePSA 9$7,7750.0%

Gambler 1st EditionPSA 8$6266.0%

Blastoise ex HoloPSA 10$6252.4%

Vaporeon 1st EditionPSA 9$1,0180.3%

Magneton HoloPSA 8$6237.7%

Charizard ShadowlessPSA 9$10,3542.4%

Jolteon 1st EditionPSA 9$9984.2%

Blastoise 1st Edition ShadowlessPSA 10$20,40130.9%

Pikachu 1st Edition Red CheeksPSA 10$24,5740.4%

Snorlax No SymbolPSA 9$8745.9%

Charmander Reverse HoloPSA 10$12530.8%

Zapdos ex HoloPSA 10$4610.2%

Snorlax HoloPSA 9$7463.1%

Electrode UnlimitedPSA 9$5230.6%

Dragonite 1st EditionPSA 9$2,4333.4%

Slowpoke 1st EditionPSA 8$3130.1%

Gengar 1st EditionPSA 10$28,1040.0%

Ninetales 1st Edition ShadowlessPSA 10$15,17229.6%

Pikachu 1st EditionPSA 10$1,0471.2%

Computer Search 1st Edition ShadowlessPSA 9$45126.7%

Charizard HoloPSA 8$7302.1%

Basic Psychic Energy HoloPSA 10$10125.8%

Snorlax 1st EditionPSA 9$2,6581.2%

Diglett Fight Symbol ErrorPSA 10$32324.3%

Articuno 1st EditionPSA 10$11,5633.2%

Electabuzz ShadowlessPSA 8$6422.7%

Flareon 1st EditionPSA 10$7,3090.0%

Potion UnlimitedPSA 10$7821.1%

Zapdos 1st EditionPSA 10$4,0120.0%

Impostor Professor Oak - Normal, Base Set 2: Price, Fair Value and Population | TCGBerg

All grades matrix

Every grade we track for this printing. Click any column header to sort; the rightmost column jumps you to listings for that grade.


PSA10	$98	38	$3.7K	0.0%	0.0%	149.4%	149.4%	—	50	$2034w ago
PSA9	$8	41	$333	0.0%	0.0%	0.6%	60.1%	—	45	$71mo ago
PSA8	$13	25	$333	0.0%	0.0%	0.0%	24.1%	—	42	$91mo ago
Raw	$3	—	—	1.3%	0.6%	2.9%	26.0%	—	—	—

Recent sales

Most recent transactions from public auction comps and dealer reporting. Showing 4 of 4; delta vs fair value is the difference between the sale price and the grade's quoted fair value on that date.

Date	Grade	Price	Source	vs TCGBerg FV
May 18, 2026	PSA10	$203	ebay	107.6%
Feb 2, 2026	PSA10	$41	ebay	58.0%
Sep 13, 2025	PSA10	$35	ebay	64.1%
Aug 24, 2025	PSA10	$39	ebay	60.0%

May 18, 2026PSA10
$203107.6%
via ebay
Feb 2, 2026PSA10
$4158.0%
via ebay
Sep 13, 2025PSA10
$3564.1%
via ebay
Aug 24, 2025PSA10
$3960.0%
via ebay

Analysis

Impostor Professor Oak - Normal at PSA 10 carries a TCGBerg fair value of $98 as of 2026-06-13. We track a TCGBerg fair value across 3 grades from Base Set 2, from PSA 9 up to PSA 10. A graded population of 38 copies sits behind the PSA 10 grade. The PSA 10 valuation carries medium confidence (a confidence score of 50). Over the past 30 days, the PSA 10 TCGBerg fair value has risen 149.4%.

Show more analysis

PSA 10 commentary

The TCGBerg fair value of a PSA 10 Impostor Professor Oak - Normal is $98 as of 2026-06-13. 38 copies have been graded at this level. This valuation carries medium confidence (a confidence score of 50). Over the past 30 days the TCGBerg fair value has risen 149.4%. The most recent recorded sale was $202 on 2026-05-18.

PSA 10 — frequently asked

What is the TCGBerg fair value of a PSA 10 Impostor Professor Oak - Normal?

$98 as of 2026-06-13, our model-derived fair value for a PSA 10 Impostor Professor Oak - Normal based on recent graded sales.

How rare is a PSA 10 Impostor Professor Oak - Normal?

38 copies have been graded at PSA 10, the graded population behind this atom.

How has the PSA 10 Impostor Professor Oak - Normal price moved recently?

Its TCGBerg fair value has risen 149.4% over the past 30 days.

PSA 9 commentary

The TCGBerg fair value of a PSA 9 Impostor Professor Oak - Normal is $8 as of 2026-06-13. 41 copies have been graded at this level. This valuation carries medium confidence (a confidence score of 45). Over the past 30 days the TCGBerg fair value has risen 0.6%. The most recent recorded sale was $7 on 2026-05-04.

PSA 9 — frequently asked

What is the TCGBerg fair value of a PSA 9 Impostor Professor Oak - Normal?

$8 as of 2026-06-13, our model-derived fair value for a PSA 9 Impostor Professor Oak - Normal based on recent graded sales.

How rare is a PSA 9 Impostor Professor Oak - Normal?

41 copies have been graded at PSA 9, the graded population behind this atom.

How has the PSA 9 Impostor Professor Oak - Normal price moved recently?

Its TCGBerg fair value has risen 0.6% over the past 30 days.

PSA 8 commentary

The TCGBerg fair value of a PSA 8 Impostor Professor Oak - Normal is $13 as of 2026-06-13. 25 copies have been graded at this level. This valuation carries medium confidence (a confidence score of 42). Over the past 90 days the TCGBerg fair value has fallen 24.1%. The most recent recorded sale was $9 on 2026-05-07.

PSA 8 — frequently asked

What is the TCGBerg fair value of a PSA 8 Impostor Professor Oak - Normal?

$13 as of 2026-06-13, our model-derived fair value for a PSA 8 Impostor Professor Oak - Normal based on recent graded sales.

How rare is a PSA 8 Impostor Professor Oak - Normal?

25 copies have been graded at PSA 8, the graded population behind this atom.

How has the PSA 8 Impostor Professor Oak - Normal price moved recently?

Its TCGBerg fair value has fallen 24.1% over the past 90 days.

Impostor Professor Oak #102

Price spectrum

Price history

TCGBerg fair value by grade

All grades matrix

Active listings on eBay

About Base Set 2

Recent sales

Population & rarity

Relative valuation vs. index

Analysis

PSA 10 commentary

PSA 10 — frequently asked

PSA 9 commentary

PSA 9 — frequently asked

PSA 8 commentary

PSA 8 — frequently asked

Other printings of Impostor Professor Oak

Indices containing this card

Parent set

Impostor Professor Oak #102

Price spectrum

TCGBerg fair value by gradeSide-by-side comparison of fair value across every grade we track for this printing. The bar chart uses a log scale so raw and gem-mint fit on one axis.

All grades matrix

Active listings on eBayLive asking prices from eBay sellers. The delta shows how each ask compares to TCGBerg's quoted fair value for that grade. Verified deals are marked from the published analytics feed.

About Base Set 2

Recent sales

Population & rarityHow Impostor Professor Oak's graded copies are spread across grades. Each bar is the number of copies graded at that grade; the percentage is that grade's share of the total graded population. Fewer copies at a grade = scarcer = a scarcity premium.

Relative valuation vs. indexBoth series are indexed to 100 at May 10, 2026, the index’s inception date, not the start of the selected range. A divergence means the card has outperformed or underperformed the index since then, by exactly the percentage-point gap.

Analysis

PSA 10 commentary

PSA 10 — frequently asked

PSA 9 commentary

PSA 9 — frequently asked

PSA 8 commentary

PSA 8 — frequently asked

Related

Other printings of Impostor Professor Oak

Indices containing this card

Parent set

TCGBerg fair value by grade

Active listings on eBay

Population & rarity

Relative valuation vs. index