Pokémon · 2 printings · 2 priced
Professor's Research [Professor Willow] - SWSH178
Price range · Sep 3, 2026
$0.43 – $0.59
most expensive: SWSH: Sword & Shield Promo Cards #SWSH178
SWSH: Sword & Shield Promo Cards · #SWSH178$0.59
SWSH: Sword & Shield Promo Cards · #SWSH178$0.43
SWSH: Sword & Shield Promo Cards · most expensive printing1 year
$0.39$0.56$0.72$0.88
$0.59Sep 3Jan 1May 4Sep 3
TCGplayer market price · via tcgcsvtcgrate.com
Every printing
most expensive first
0.0% 7d
Professor's Research [Professor Willow] - SWSH178 (with Pokemon Go Code)
$0.59
−12.2% 7d
Professor's Research [Professor Willow] - SWSH178
$0.43
| Printing | Market | 7d | 30 days | |
|---|---|---|---|---|
 |
Professor's Research [Professor Willow] - SWSH178 (with Pokemon Go Code)SWSH: Sword & Shield Promo Cards · #SWSH178 · Promo | $0.59 | 0.0% | |
 |
Professor's Research [Professor Willow] - SWSH178SWSH: Sword & Shield Promo Cards · #SWSH178 · Promo | $0.43 | −12.2% |
Why Professor's Research [Professor Willow] - SWSH178 has 2 prices
Each printing is a different physical card — a different set, number, often a different frame or foil treatment — and the market prices them separately. The range above runs from the cheapest priced printing to the most expensive one; the chart follows the most expensive. Open any row to see that printing's own history, every foil variant, and where it costs less.