Professor's Research

Pokémon GO · #84/78 · Rare Rainbow · 2022

$8.77
Market price ▼ 1.9% (30d)
Prices as of Nov 4, 2026
SupporterArt · Yusuke Kozaki
4.5×PSA 10 vs raw
-74%off ATH $34.14 · May 2023
Market data

Price history

Secret▼ 2.9% 7d
Low $6.50Mid $9.44

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Graded market

Graded values

PSA 10 report →updated 2026-11-04
Grade 6 est.$8.08
Grade 5 est.$6.80
Grade 4 est.$5.61
Grade 3 est.$4.68
Grade 2 est.$3.83
Grade 1 est.$3.23

Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.

PSA 10 price history$39.33

PSA 10 chart is building — graded values are tracked nightly, a new point appears each day.

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How much is Professor's Research #84/78 worth?

A raw copy of Professor's Research #84/78 (Pokémon GO, 2022) is worth about $8.77 right now, based on the latest market data from November 4, 2026.

Grading changes the math on this one: a PSA 10 is valued around $39.33, roughly 4.5x the raw price, while a PSA 9 sits near $15.99.

These figures come from nightly market-data syncs verified against completed sales. Use the chart above to see the trend before you buy or sell.

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