Pokémon TCG card · Trainer - Supporter

Professor's Research [Professor Oak]

Professor's Research [Professor Oak] has 6 printings across 3 sets on TCGplayer (6 English). Prices run from $0.12 to $1.99. The cheapest is Professor's Research [Professor Oak] at $0.12 and the most valuable is Professor's Research [Professor Oak] - 122/131 at $1.99. The most traded printing over the last 30 days is Professor's Research [Professor Oak] (Full Art), with 610 copies sold.

TCGplayer market prices as of 2026-10-20. Updated nightly.

Card text

Trainer - Supporter

Discard your hand and draw 7 cards.

English printings (6)

Professor's Research [Professor Oak] - 122/131, Professor Program Promos · Promo — Professor's Research [Professor Oak] - 122/131
Professor Program Promos · Promo
$1.99
price history

Professor's Research [Professor Oak] (Full Art) 024/025, Celebrations · Ultra Rare — Professor's Research [Professor Oak] (Full Art) 024/025
Celebrations · Ultra Rare
$0.95
price history

Professor's Research [Professor Oak] (Poke Ball Pattern) 122/131, Prismatic Evolutions · Common — Professor's Research [Professor Oak] (Poke Ball Pattern) 122/131
Prismatic Evolutions · Common
$0.38
price history

Professor's Research [Professor Oak] 023/025, Celebrations · Holo Rare — Professor's Research [Professor Oak] 023/025
Celebrations · Holo Rare
$0.28
price history

Professor's Research [Professor Oak] 122/131, Prismatic Evolutions · Common — Professor's Research [Professor Oak] 122/131
Prismatic Evolutions · Common
$0.20
price history

Every printing of Professor's Research [Professor Oak]

Buy every English printing (5, about $3.72)

One copy of each card. TCGplayer fills the cart with the cheapest listing for each card and prices move, so your total can differ from ours. Normal and reverse holo copies share one TCGplayer product, so each card goes in once. Disclosure: these buttons open TCGplayer through our affiliate link. It does not change your price and it supports this work.

Printing	Set	Rarity	Finish	Market	Sold 30d
Professor's Research [Professor Oak] 122/131	Prismatic Evolutions	Common	Normal	$0.12	307	Buy
Professor's Research [Professor Oak] (Poke Ball Pattern) 122/131	Prismatic Evolutions	Common	Holofoil	$0.38	80	Buy
Professor's Research [Professor Oak] 122/131	Prismatic Evolutions	Common	Reverse Holofoil	$0.20	107	Buy
Professor's Research [Professor Oak] 023/025	Celebrations	Holo Rare	Holofoil	$0.28	521	Buy
Professor's Research [Professor Oak] (Full Art) 024/025	Celebrations	Ultra Rare	Holofoil	$0.95	610	Buy
Professor's Research [Professor Oak] - 122/131	Professor Program Promos	Promo	Reverse Holofoil	$1.99	1	Buy

Quick answers

How much is Professor's Research [Professor Oak] worth?

As of October 20, 2026, TCGplayer market prices for Professor's Research [Professor Oak] run from $0.12 to $1.99, depending on the printing. The cheapest is Professor's Research [Professor Oak] at $0.12 and the most valuable is Professor's Research [Professor Oak] - 122/131 at $1.99.

How many Professor's Research [Professor Oak] cards are there?

Professor's Research [Professor Oak] has 6 printings across 3 sets on TCGplayer (6 English).

Which Professor's Research [Professor Oak] card sells the most?

The most traded printing over the last 30 days is Professor's Research [Professor Oak] (Full Art), with 610 copies sold.

About this page

Prices are TCGplayer market prices, refreshed nightly. Sold counts are TCGplayer completed sales over the trailing 30 days. Japanese rows come from TCGplayer's Pokemon Japan catalog and use the English card name. Card images and Buy buttons open TCGplayer through our affiliate link; printing names open our own price history pages. Not financial advice.