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  5. SV01: Scarlet & Violet Base Set
  6. Professor's Research [Professor Sada] - 189/198

Pokémon · SV01: Scarlet & Violet Base Set · #189/198 · Rare

Professor's Research [Professor Sada] - 189/198

Pokémon card price for Professor's Research [Professor Sada] - 189/198: $0.30 market, from $0.01 at the cheapest listing, Reverse Holofoil printing, updated Oct 19, 2026. Full price history since Feb 8, 2024 below.

Market price · Reverse Holofoil · Oct 19, 2026
$0.30
−11.8% this week · −21.1% in 30 days
Buy on eBay →
1 day0.0%
7 days−11.8%
30 days−21.1%
90 days−3.2%
1 year+50.0%
All time0.0%

Sellers right now

$0.01lowest listing$10.80highest
Market price$0.30
Mid listing$0.33
Direct$0.23
30-day avg$0.35

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.30

One year

$0.1652-week low$0.3852-week high
In the range64%
All-time low$0.14
All-time high$0.38
First priceFeb 8, 2024
Reverse Holofoil · market price
$0.15$0.23$0.31$0.39
$0.30
Oct 2025Feb 2026Jun 2026Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Professor's Research [Professor Sada] - 189/198 (Reverse Holofoil) entered our records in February 2024 at $0.30 and stands at $0.30 today, up 0.0% over that time. Over the past twelve months it moved +50.0%, trading between $0.16 and $0.38. The current price is in the middle of that range. Its all-time high in our data is $0.38, still 26.7% above the current price. The cheapest listing right now is $0.01, and the 30-day average market price is $0.35.

Printings

PrintingMarketLowHigh7d
Reverse Holofoil$0.30$0.01$10.80−11.8%
Holofoil$0.16$0.01$3.010.0%

The card in play

Type
Supporter
Ability

Discard your hand and draw 7 cards.

You may play only 1 Supporter card during your turn.

Other printings of Professor's Research [Professor Sada]

6 more · $0.14 – $13.54
All printings
Professor's Research [Professor Sada] - 189/198 (189/198), Professor Program Promos — Pokémon card price +1.0% 7d Professor's Research [Professor Sada] - 189/198 Professor Program Promos · #189/198 $13.54 Professor's Research [Professor Sada] - 240/198 (240/198), Scarlet & Violet Base Set — Pokémon card price +2.0% 7d Professor's Research [Professor Sada] - 240/198 SV01: Scarlet & Violet Base Set · #240/198 $2.54 Professor's Research [Professor Sada] - 189/198 (189/198), Prize Pack Series Cards — Pokémon card price +4.2% 7d Professor's Research [Professor Sada] - 189/198 Prize Pack Series Cards · #189/198 $0.50 Professor's Research [Professor Sada] (155/159), Journey Together — Pokémon card price +3.3% 7d Professor's Research [Professor Sada] SV09: Journey Together · #155/159 $0.31 Professor's Research [Professor Sada] - 087/091 (087/091), Paldean Fates — Pokémon card price +9.1% 7d Professor's Research [Professor Sada] - 087/091 SV: Paldean Fates · #087/091 $0.24

Also in SV01: Scarlet & Violet Base Set

most valuable
Full set
Gardevoir ex - 245/198 (245/198), Scarlet & Violet Base Set — Pokémon card price +3.4% 7d Gardevoir ex - 245/198 SV01: Scarlet & Violet Base Set · #245/198 $69.21 Drowzee - 210/198 (210/198), Scarlet & Violet Base Set — Pokémon card price +3.1% 7d Drowzee - 210/198 SV01: Scarlet & Violet Base Set · #210/198 $47.32 Ralts - 211/198 (211/198), Scarlet & Violet Base Set — Pokémon card price −8.6% 7d Ralts - 211/198 SV01: Scarlet & Violet Base Set · #211/198 $38.58 Slowpoke - 204/198 (204/198), Scarlet & Violet Base Set — Pokémon card price +1.7% 7d Slowpoke - 204/198 SV01: Scarlet & Violet Base Set · #204/198 $37.94 Kirlia - 212/198 (212/198), Scarlet & Violet Base Set — Pokémon card price −2.1% 7d Kirlia - 212/198 SV01: Scarlet & Violet Base Set · #212/198 $35.23