Professor's Research - 189/198
Market Price
Updated Feb 18, 2026
$0.09
-11.1%this week
Price by Condition
| Near MintNM | Lightly PlayedLP | Moderately PlayedMP | Heavily PlayedHP |
|---|---|---|---|
| $0.08 | $0.14 | — | — |
Price Trends
7 Days
-11.1%30 Days
0.0%90 Days
-11.1%1 Year
—Card Analysis
AIProfessor's Research - 189/198 from Deck Exclusives currently trades at $0.09 market value.
Professor's Research - 189/198 has dropped 11.1% this week — this could be a buying opportunity if you believe in the long-term value. The 90-day trend of -11.1% indicates a longer-term price correction.
Near Mint copies at $0.08 versus Lightly Played at $0.14 gives a -75% condition spread. At this price point, this card typically moves in bulk lots or as part of set completions rather than as an individual chase card.
Card Details
| Card Name | Professor's Research - 189/198 |
| Set | Deck Exclusives |
| Pokemon | Professor's |
| Game | Pokemon TCG |
| Market Price | $0.09 |
| Last Updated | Feb 18, 2026 |
Frequently Asked Questions
How much is Professor's Research - 189/198 from Deck Exclusives worth?
The current market value of Professor's Research - 189/198 from Deck Exclusives is $0.09. Near Mint copies sell for approximately $0.08, Lightly Played for $0.14, Moderately Played for —, and Heavily Played for —.
Is Professor's Research - 189/198 going up or down in value?
Over the last 7 days, Professor's Research - 189/198 has decreased by 11.1%. The 30-day trend shows a decline of 0.0%.
What condition should I buy Professor's Research - 189/198 in?
For collectors, Near Mint is always preferred as it holds the most resale value. However, Lightly Played copies of Professor's Research - 189/198 at $0.14 offer good value compared to Near Mint at $0.08 — a savings of $-0.06. For binder collections or casual play, LP is an excellent choice.
Should I get Professor's Research - 189/198 graded?
Professional grading (PSA, BGS, CGC) is most worthwhile for cards worth $50 or more in raw condition. At $0.09 market value, consider the grading cost ($20-$150) versus the potential value increase before submitting.
Where can I check Professor's Research - 189/198 prices for free?
You can look up Professor's Research - 189/198 and any other Pokemon card for free using Card Value at cardvalue.app. The app provides real-time pricing, condition-based values, and trend data with 20 free lookups per day — no signup required.
About Professor's Research - 189/198 from Deck Exclusives
Professor's Research - 189/198 is a Pokemon trading card from the Deck Exclusives set. The current market value is $0.09, based on recent marketplace sales data. It ranks #288 out of 295 cards in the set by market price. Prices vary by condition — Near Mint copies typically command the highest price.
Over the past week, Professor's Research - 189/198 has declined 11.1% in value. The 30-day trend shows a decline of 0.0%. Over the past 90 days, the price has decreased by 11.1%. Vendors should monitor these trends when setting buy prices at trade shows.
Looking for more Professor's cards? Browse our Professor's price guide or explore all cards in the Deck Exclusives set. Use Card Value to look up this card and thousands more for free — including a built-in buy calculator, condition pricing, and real-time trends. Our pricing data is updated hourly from real marketplace transactions.
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