Start Deck 100 CoroCoro Comic VersionSword & Shield · 2022

Professor's Research

#023NormalJapanese cardUpdated Aug 22, 2026

eBay average

$3.27

PSA 10: $35.31
PSA 9: $19.30

Finish

Market prices

Ungraded prices from each marketplace we track, with sales activity where available.

SourcePriceSalesLast salePer weekSignal

eBay Average USD

$3.27

eBay Average

USD

$3.27

—

eBay Sold USD

$3.28

1 sales

eBay Sold

USD

$3.28

1

—

Graded prices

Average sold price by grading company and grade.

GradeAverage sold price

Grade 10: $35.313 sold
Grade 9: $19.306 sold

Grader	10	9
PSA	$35.313 sold	$19.306 sold

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About Professor's Research

Professor's Research is a Japanese Pokémon card (#023) from Start Deck 100 CoroCoro Comic Version, part of the Sword & Shield series, released in 2022.

An ungraded copy currently sells for about $3.27. A PSA 10 (Gem Mint) averages $35.31 — about 10.8× the raw price.

PokiFrame tracks Professor's Research across TCGPlayer, Cardmarket and eBay sales so you can check its value before you buy, sell or trade.

Browse every Start Deck 100 CoroCoro Comic Version card →

Professor's Research — common questions

How much is Professor's Research worth?: Professor's Research from Start Deck 100 CoroCoro Comic Version has a market price of $3.27 for an ungraded copy, based on current TCGPlayer and eBay sales data. Condition, print variant and grading all move that number.
What is a PSA 10 Professor's Research worth?: Recent PSA 10 (Gem Mint) sales of Professor's Research averaged $35.31, about 10.8× the ungraded price. A PSA 9 averaged $19.30.

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