Professor's Research [Professor Willow] — SWSH178

SWSH: Sword & Shield Promo CardsPromoConfidence: thin

Lowest ask

$0.13

$0.43TCGplayer market

Buy on TCGplayer — from $0.13 Shop on eBay Whatnot live breaks

Lowest ask = the cheapest current listing. Market = TCGplayer’s rolling market price. Latest daily snapshot: Sep 5, 2026.

Market read

Professor's Research [Professor Willow] — SWSH178 carries a $0.13 lowest ask in our Sep 5, 2026 snapshot, against a TCGplayer market price of $0.43. The same card's 7-day trailing median is $0.47, putting today's ask 72.3% below it. Against the previous snapshot the ask is up 2.3%. We rate confidence thin here and the ask sits 70% below the market price, so treat the figure as indicative rather than a valuation. It is one of 337 Promo cards we track in SWSH: Sword & Shield Promo Cards (339 cards in the set overall). Prices are asks from current listings, not completed sale prices, and the snapshot refreshes once daily.

Price history

Daily TCGplayer market and lowest-ask price for Professor's Research [Professor Willow] — SWSH178 from the InkSight Pokémon Trading Card Game snapshot. Interactive chart loads with the latest daily snapshot.