What is the starting price for an ungraded Imposter Professor Oak?

Ungraded copies of the Imposter Professor Oak are listed starting at $5.

How much is a graded PSA 10 version worth?

A PSA 10 graded version of the Imposter Professor Oak sells for $423.

Is the Imposter Professor Oak rare in the Pokémon Japanese Expansion Pack?

While specific rarity isn't listed, the wide price range from $5 to $423 suggests varying levels of collectibility.

Imposter Professor Oak — Pokémon Japanese Expansion Pack Card Value

Name: Imposter Professor Oak — Pokémon Japanese Expansion Pack Card Value
Brand: Pokémon

Pokémon Japanese Expansion Pack

What the Imposter Professor Oak card from Pokémon Japanese Expansion Pack is worth — ungraded and graded (PSA 10).

Imposter Professor Oak value — Ungraded $5 · Grade 9 $45 · PSA 10 $423. Prices updated July 2026.

Set · Pokémon Japanese Expansion PackGame · Pokémon

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Value by grade

Ungraded

9.0×

$45

Grade 9

84.6×

$423

PSA 10

Real sold prices per grade — the PSA 10 premium on this card is 84.6× raw.

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PriceCharting — Imposter Professor Oak (Pokémon Japanese Expansion Pack)$4.78

Item details

Brand: Pokémon
Set: Pokémon Japanese Expansion Pack
Game: Pokémon

Imposter Professor Oak (Pokémon Japanese Expansion Pack) card value

An ungraded Imposter Professor Oak from Pokémon Japanese Expansion Pack averages around $5. A Grade 9 copy runs about $45, and a PSA 10 gem-mint commands $423.

What drives the price

Centering, corners, edges, and surface decide a card's grade — and the grade decides the price. The jump from raw to PSA 10 can be 5–20×, so condition is everything. Holos, first editions, and shadowless prints carry the biggest premiums.

Price guide

Sold values by grade vs. what sellers ask today

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Condition	Value	Based on
Ungraded	$5	eBay sold comps
Grade 9	$45	eBay sold comps
PSA 10	$423	eBay sold comps

Frequently asked questions

What is the starting price for an ungraded Imposter Professor Oak?: Ungraded copies of the Imposter Professor Oak are listed starting at $5.
How much is a graded PSA 10 version worth?: A PSA 10 graded version of the Imposter Professor Oak sells for $423.
Is the Imposter Professor Oak rare in the Pokémon Japanese Expansion Pack?: While specific rarity isn't listed, the wide price range from $5 to $423 suggests varying levels of collectibility.