Professor's Research
Prismatic Evolutions (2025), Pokémon, 122/131, Common, art by Hideki Ishikawa. TCGplayer product name: Professor's Research [Professor Oak]
Reverse Holofoil, Near Mint
$0.17
TCGplayer market price (an average of recent sales)
As of Oct 26 (yesterday). Unchanged since Oct 24.
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Price trend
For the Reverse Holofoil printing.
Oct 19 $0.20 → Oct 26, 2026 $0.17 −15.0%
Sep 26 $0.22 → Oct 26, 2026 $0.17 −22.7%
Jul 28 $0.18 → Oct 26, 2026 $0.17 −5.6%
Oct 26, 2025 $0.19 → Oct 26, 2026 $0.17 −10.5%
Jan 17, 2025 $0.99 → Oct 26, 2026 $0.17 −82.8%
Vs its set
Over the 90 days to Oct 26, 2026: the Reverse Holofoil printing −5.6%; the median other printing in Prismatic Evolutions −4.6% (347 other printings).
Market details
Record
Price history Jan 17, 2025 to Oct 26, 2026
Change
Price changes, last 30 days
| Date | Price | Change | |
|---|---|---|---|
| Oct 13 | $0.24 → $0.22 | −8.3% | Show on chart |
| Oct 16 | $0.22 → $0.20 | −9.1% | Show on chart |
| Oct 21 | $0.20 → $0.21 | +5.0% | Show on chart |
| Oct 22 | $0.21 → $0.20 | −4.8% | Show on chart |
| Oct 23 | $0.20 → $0.19 | −5.0% | Show on chart |
| Oct 24 | $0.19 → $0.17 | −10.5% | Show on chart |
Latest 6 of 16.
Other versions of this card (1)
Same set: Prismatic Evolutions (348)
Same artist: Hideki Ishikawa (108)
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Live market
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Newest TCGplayer value: Oct 26, 2026. Prices in USD. Card names and images © their respective publishers. See how these prices are made.