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2019 Pokémon SWSH Black Star PromosProfessor's ResearchPromo#SWSH152checkthe.cards
Professor's Research (Promo)

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Sets / SWSH Black Star Promos / SWSH152/307

Professor's Research

Supporter

Prices

Market price · TCGplayer (US)$2.85

Price trend · Cardmarket (Europe) average sale price, in euros

30-day avg · €2.13Cardmarket salesYesterday · €1.60

Weekly US price history started September 28, 2026; the trend switches to it after a second week.

Where to buy

  • TCGplayer US$2.85$2.00 – $9,999.00 listedShop ↗
  • Cardmarket Europe€1.8230-day avg €2.13−13% this weekShop ↗
  • eBay Worldwide—Live listings and recent salesShop ↗Sold ↗

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Rarity
Promo
Illustrator
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Variants
Holo
Regulation
D