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Professor's Research
Prismatic Evolutions · #122
$0.19latest TCGplayer median
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Price history (TCGplayer median, ~180 days)
PSA population (pop report, as of 2026-07-01)
Total graded
64
PSA 10s
10
PSA 9s
30
Gem rate
15.6%
Gem rate = share of all graded copies earning PSA 10. Prismatic Evolutions gem rates → · all sets →
About Professor's Research #122's market value
Professor's Research #122 (Reverse Holofoil, Common) from Prismatic Evolutions (2025) has a market price of $0.19 raw as of September 20, 2026, the TCGplayer market price for this exact printing. For context, the median Prismatic Evolutions card is $0.33; this one ranks #328 of 447 priced printings. Over the last 30 days the price has held steady (+0.0%), −5.0% in the last week, +18.8% over 90 days. Its 180-day range is $0.09 to $0.23.
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