Professor's Research
World Championship Decks · #189/264 · Rare · 2018
$1.25
Market price ▲ 0.0% (1Y)
Prices as of Oct 20, 2026
-60%off ATH $1.25 · Aug 2026
Market data
Printings & price history
Standard$0.50
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Live listings
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Graded market
updated 2026-10-19Graded values
Grade 6 est.$0.48
Grade 5 est.$0.40
Grade 4 est.$0.33
Grade 3 est.$0.28
Grade 2 est.$0.23
Grade 1 est.$0.19
Grades 1–6 are estimates modeled from the raw price — PSA/CGC/BGS 7–10 and Ungraded are live tracked market values.
Ungraded price history$0.50
Ungraded chart is building — graded values are tracked nightly, a new point appears each day.
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Download for iPhone →How much is Professor's Research #189/264 worth?
Right now (October 21, 2026) the going rate for an ungraded Professor's Research #189/264 from World Championship Decks is about $1.25.
Prices on this page refresh nightly from live TCGplayer market data and are cross-checked against actual sold prices, so a single inflated listing never becomes "the price". The chart above has the full history.
Other printings of Professor's Research 16
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