Professor's Research (Professor Oak)
Celebrations · #24 · Rare Ultra
$1.23US · TCGplayer
$1.41EU · Cardmarket
+3%7-day (EU)
+1%30-day (EU)
Market read: flat this week; a top chase card in its set.
#8 most valuable of 25 cards in Celebrations.
TCGplayer range: low $0.50 · market $1.23 · high $100 (holofoil)
Prices datamined 2026-06-12. The 7/30-day trend is Cardmarket (EU) — an early momentum signal, not a guarantee.