Professor's Research

Ruler of the Black Flame Deck Build Box · #30/38 · None · 2023JPN

$0.48
Market price ▲ 0.0% (30d)
Prices as of Oct 20, 2026
Market data

Price history

Normal▲ 0.0% 7d
Low $0.39Mid $0.50

Loading chart…

Live listings

Buy it now on eBay

Loading live listings…

Live from eBay · affiliate links support CardPrice · see recent sold results →

Shop live eBay listings →Recent eBay sold results
Scan to download the CardPrice app
Scan Professor's Research #30/38 with the CardPrice app
Instant prices from your camera, collection tracking, and price alerts — free on iPhone.
Download for iPhone →

How much is Professor's Research #30/38 worth?

Right now (October 20, 2026) the going rate for an ungraded Professor's Research #30/38 from Ruler of the Black Flame Deck Build Box is about $0.48.

We update this valuation every night from live market data and verify it against real completed sales — see the chart above for how Professor's Research has moved over time.

Collecting Ruler of the Black Flame Deck Build Box?Full master set guide — every card, chase list, and completion cost→

Other printings of Professor's Research 16

Professor's Research #85 Black Bolt
Professor's Research
Black Bolt · #85/86
Professor's Research #84 Black Bolt (Japanese)
Professor's Research
Black Bolt (Japanese) · #84/86
Professor's Research #84 Black Bolt (Japanese)
Professor's Research
Black Bolt (Japanese) · #84/86
Professor's Research #155 Journey Together
Professor's Research
Journey Together · #155/159
Professor's Research #17 ex Starter Set Marnie's Morpeko & Grimmsnarl ex (Japanese)
Professor's Research
ex Starter Set Marnie's Morpeko & Grimmsnarl ex (Japanese) · #17/19
Professor's Research #16 ex Starter Set Steven's Beldum & Metagross ex (Japanese)
Professor's Research
ex Starter Set Steven's Beldum & Metagross ex (Japanese) · #16/18
Professor's Research #35 Battle Partners Deck Build Box (Japanese)
Professor's Research
Battle Partners Deck Build Box (Japanese) · #35/45
Professor's Research #122 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #122/131
Professor's Research #123 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #123/131
Professor's Research #124 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #124/131
Professor's Research #125 Prismatic Evolutions
Professor's Research
Prismatic Evolutions · #125/131
Professor's Research #162 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #162/175
Professor's Research #163 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #163/175
Professor's Research #164 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #164/175
Professor's Research #165 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #165/175
Professor's Research #166 Generations Start Decks (Japanese)
Professor's Research
Generations Start Decks (Japanese) · #166/175