Professor's Research
Common · Journey Together
Per-condition prices from CardTrader EN listings, last 7 days. Arbitrage spread always uses Near Mint.
$0.20
0,76 €
MP · 2 listings
⚡ Arbitrage Spread 🇪🇺↑ 36.5%
EU is 36.5% more expensive. Potential: buy on TCGPlayer (US), sell on CardTrader (EU).
FX rate: 1 USD = 0.9200 EUR
🏆 PSA Graded🇺🇸 eBay sold listings
PSA 10
No data
PSA 9
No data
PSA 8
No data
Price History — 30 days
About this card
Professor's Research is card sv9-155 from Journey Together, released March 2025. It is a Common Colorless-type trainer. Within the set, it ranks #155 by EU market value across 190 cards with active pricing.
Journey Together contains 190 tracked cards, of which 85 share the Common tier. The most valuable card in the set is currently Lillie's Clefairy ex at 132,01 € on the EU market.
Over the last 34 days, the EU market price has fallen 13.3%, currently trading at 0,26 €. It peaked at 0,34 € on Apr 29, 2026. The recent low was 0,07 € on Apr 8, 2026.
There's a notable cross-region price spread. US (TCGPlayer) is $0.20; EU (CardTrader, NM EN) is 0,26 €. At the current FX that's a 29.2% EU premium — flippers would buy on TCGPlayer and sell on CardTrader, net of fees and shipping.
Similarly priced Common cards in Journey Together
Price History
| Date | US (USD) | EU (EUR) | Source |
|---|---|---|---|
| May 11, 2026 | $0.22 | 0,26 € | tcgcsv |
| May 10, 2026 | $0.20 | 0,26 € | tcgcsv |
| May 9, 2026 | $0.20 | 0,26 € | tcgcsv |
| May 8, 2026 | $0.18 | 0,26 € | cardtrader |
| May 7, 2026 | $0.18 | 0,26 € | tcgcsv |
| May 6, 2026 | $0.21 | 0,26 € | tcgcsv |
| May 5, 2026 | $0.16 | 0,26 € | tcgcsv |
| May 4, 2026 | $0.20 | 0,26 € | cardtrader |
| May 3, 2026 | $0.20 | 0,28 € | cardtrader |
| May 2, 2026 | $0.20 | 0,30 € | cardtrader |
| May 1, 2026 | $0.20 | 0,33 € | cardtrader |
| Apr 30, 2026 | $0.20 | 0,33 € | cardtrader |
| Apr 29, 2026 | $0.20 | 0,34 € | cardtrader |
| Apr 20, 2026 | $0.20 | 0,34 € | tcgcsv |
| Apr 19, 2026 | $0.18 | 0,34 € | tcgcsv |
| Apr 18, 2026 | $0.24 | 0,34 € | tcgcsv |
| Apr 17, 2026 | $0.23 | 0,31 € | tcgcsv |
| Apr 16, 2026 | $0.23 | 0,34 € | cardtrader |
| Apr 16, 2026 | $0.25 | 0,31 € | tcgcsv |
| Apr 15, 2026 | $0.23 | 0,31 € | tcgcsv |
| Apr 14, 2026 | $0.21 | 0,31 € | tcgcsv |
| Apr 13, 2026 | $0.20 | 0,30 € | tcgcsv |
| Apr 12, 2026 | $0.20 | 0,31 € | cardtrader |
| Apr 12, 2026 | $0.19 | 0,30 € | tcgcsv |
| Apr 11, 2026 | $0.17 | 0,30 € | tcgcsv |
| Apr 10, 2026 | $0.18 | 0,30 € | tcgcsv |
| Apr 8, 2026 | $0.18 | 0,30 € | tcgcsv |
| Apr 8, 2026 | $0.30 | 0,07 € | pokemontcg |
| Apr 8, 2026 | $0.33 | 0,30 € | cardtrader |
| Apr 6, 2026 | $0.33 | 0,07 € | pokemontcg |
| Apr 6, 2026 | $0.33 | 0,30 € | cardtrader |