Pokémon TCG card · Trainer - Supporter

Professor's Research [Professor Sada]

Professor's Research [Professor Sada] has 11 printings across 6 sets on TCGplayer (11 English). Prices run from $0.13 to $13.52. The cheapest is Professor's Research [Professor Sada] 189/198 (Non-Holo) at $0.13 and the most valuable is Professor's Research [Professor Sada] 189/198 at $13.52. The most traded printing over the last 30 days is Professor's Research [Professor Sada] 240/198, with 211 copies sold.

TCGplayer market prices as of 2026-11-09. Updated nightly.

Card text

Trainer - Supporter

Discard your hand and draw 7 cards.

You may play only 1 Supporter card during your turn.

English printings (11)

Professor's Research [Professor Sada] 189/198, Professor Program Promos · Promo — Professor's Research [Professor Sada] 189/198
Professor Program Promos · Promo
$13.52
price history

Professor's Research [Professor Sada] 240/198, Scarlet & Violet Base Set · Ultra Rare — Professor's Research [Professor Sada] 240/198
Scarlet & Violet Base Set · Ultra Rare
$2.86
price history

Professor's Research [Professor Sada] 189/198, Prize Pack Series Cards · Rare — Professor's Research [Professor Sada] 189/198
Prize Pack Series Cards · Rare
$0.47
price history

Professor's Research [Professor Sada] 155/159, Journey Together · Common — Professor's Research [Professor Sada] 155/159
Journey Together · Common
$0.30
price history

Professor's Research [Professor Sada] 189/198, Scarlet & Violet Base Set · Rare — Professor's Research [Professor Sada] 189/198
Scarlet & Violet Base Set · Rare
$0.30
price history

Professor's Research [Professor Sada] 087/091, Paldean Fates · Rare — Professor's Research [Professor Sada] 087/091
Paldean Fates · Rare
$0.21
price history

Professor's Research [Professor Sada] 189/198 (Non-Holo), Deck Exclusives · Rare — Professor's Research [Professor Sada] 189/198 (Non-Holo)
Deck Exclusives · Rare
$0.13
price history

Professor's Research [Professor Sada] full art cards (1)

Every printing of Professor's Research [Professor Sada]

Buy every English printing (7, about $17.17)

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 Sada] 155/159	Journey Together	Common	Reverse Holofoil	$0.30	108	Buy
Professor's Research [Professor Sada] 155/159	Journey Together	Common	Normal	$0.17	135	Buy
Professor's Research [Professor Sada] 087/091	Paldean Fates	Rare	Holofoil	$0.21	48	Buy
Professor's Research [Professor Sada] 087/091	Paldean Fates	Rare	Reverse Holofoil	$0.15	21	Buy
Professor's Research [Professor Sada] 189/198	Prize Pack Series Cards	Rare	Normal	$0.17	41	Buy
Professor's Research [Professor Sada] 189/198	Prize Pack Series Cards	Rare	Holofoil	$0.47	7	Buy
Professor's Research [Professor Sada] 189/198	Scarlet & Violet Base Set	Rare	Holofoil	$0.17	65	Buy
Professor's Research [Professor Sada] 189/198	Scarlet & Violet Base Set	Rare	Reverse Holofoil	$0.30	35	Buy
Professor's Research [Professor Sada] 240/198	Scarlet & Violet Base Set	Ultra Rare	Holofoil	$2.86	211	Buy
Professor's Research [Professor Sada] 189/198	Professor Program Promos	Promo	Reverse Holofoil	$13.52	1	Buy
Professor's Research [Professor Sada] 189/198 (Non-Holo)	Deck Exclusives	Rare	Normal	$0.13	16	Buy

Quick answers

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

As of November 9, 2026, TCGplayer market prices for Professor's Research [Professor Sada] run from $0.13 to $13.52, depending on the printing. The cheapest is Professor's Research [Professor Sada] 189/198 (Non-Holo) at $0.13 and the most valuable is Professor's Research [Professor Sada] 189/198 at $13.52.

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

Professor's Research [Professor Sada] has 11 printings across 6 sets on TCGplayer (11 English).

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

The most traded printing over the last 30 days is Professor's Research [Professor Sada] 240/198, with 211 copies sold.

What is the most valuable Professor's Research [Professor Sada] full art card?

As of November 9, 2026, the most valuable Professor's Research [Professor Sada] full art is Professor's Research [Professor Sada] 240/198 (Scarlet & Violet Base Set, Ultra Rare) at $2.86 on TCGplayer. It is the only full art printing.

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.