Sword & ShieldPromo
Professor's Research SWSH178/307
SWSH Black Star Promos · Trainer
Market value
€0.82Updated 23 Oct 2026
Europe · Cardmarket
€0.82
US · TCGplayer
$0.43
Reference estimate for the standard printing. Prices are not adjusted for your card’s language, condition, edition or foil finish. Confirm the version before trading.
- Number
- SWSH178/307
- Released
- 15 Nov 2019
- Illustrator
- Yusuke Kozaki
Professor's Research price history
▲ 0% in 1 day
Cardmarket prices (EUR)
| Trend price | €0.82 |
| Average sell price | €0.50 |
| Lowest listing | €0.10 |
| 7-day average | €0.79 |
| 30-day average | €0.58 |
TCGplayer prices (USD)
| Variant | Low | Market | High |
|---|---|---|---|
| Holofoil | $0.06 | $0.43 | $19.80 |
Where to buy Professor's Research
How much is Professor's Research from SWSH Black Star Promos worth?
A near-mint Professor's Research (SWSH178/307) currently sells for around €0.82 in Europe and $0.43 in the US. That's the market trend for an ungraded copy; played cards sell for less and graded copies (PSA, CGC, Beckett) can sell for much more.
The quickest way to check your copy is to scan it: point your phone at the card and CardzScan reads the name and number, finds the exact printing and shows today's price.
Other Professor's Research cards
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