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Professor's Research [Professor Rowan]
Holo Rare · #147/172
Professor's Research [Professor Rowan] #147/172 (SWSH09: Brilliant Stars) is worth about $0.33 today, the TCGplayer market price for any condition as of 2026-10-02, down 8% over 30 days.
price trend and all-time high: more ↓less ↑
Professor's Research [Professor Rowan] #147/172 is trending down: $0.33 today, down 8% in 30 days and 8% below its all-time high of $0.36 (2026-06-16), but 3.0x its low of $0.11 (2024-08-10). TCGplayer market price as of 2026-10-02, tracked daily since 2024-02-08. chart →
illustrated by Sanosuke Sakuma
Price data for your app or store: API and daily history since 2024 ·
PRINTINGS · WHICH ONE IS YOURS?
Professor's Research #147/172 comes in 5 printings we track: the priciest is the Promo Reverse Holofoil from Professor Program Promos at $12.02 and the cheapest shown is the Holo Rare Holofoil from SWSH09: Brilliant Stars at $0.16 (TCGplayer market, 2026-10-02).
- Promo Reverse Holofoil from Professor Program Promos$12.02
- Rare Holofoil from Prize Pack Series Cards$0.35
- Holo Rare Reverse Holofoil from SWSH09: Brilliant Stars · this page$0.33
- Rare Normal from Prize Pack Series Cards$0.29
- Holo Rare Holofoil from SWSH09: Brilliant Stars · this page$0.16
LOADING TAPE
WORTH GRADING?
WHERE TO BUY AND SELL
Reverse Holofoil · no eBay scan yetBuy-side estimate
$0.33
THINa patient buyer pays about $0.33 delivered, from live asks, not sales
show the work →
TCGplayer only, no eBay scan yet
| TCGplayer market | $0.33 | verify ↗ |
| TCGplayer lowest ask | $0.04 |
Single source: TCGplayer market (no usable eBay asks in the last scan).
The verdict · premium
Cards 3-15% off their high after a month down 5-25% were higher 90 days later 54% of the time in our archive since 2024 (6,561 cases).
The median move, the verdict and the grade-worthy math: try Premium free for 7 days →GAME DATA[ + ] SHOW[ × ] HIDE
- CARD TYPE
- Supporter
- CARD TEXT
- Discard your hand and draw 7 cards.
MORE BY SANOSUKE SAKUMA
FULL CATALOG →
MORE FROM BRILLIANT STARS
FULL SET →
PRICE FAQ
Why does Professor's Research #147/172 have different prices?
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Professor's Research #147/172 was printed 5 ways and each one sells separately: Promo Reverse Holofoil from Professor Program Promos $12.02; Rare Holofoil from Prize Pack Series Cards $0.35; Holo Rare Reverse Holofoil from SWSH09: Brilliant Stars $0.33; Rare Normal from Prize Pack Series Cards $0.29; Holo Rare Holofoil from SWSH09: Brilliant Stars $0.16 (TCGplayer market, 2026-10-02). Check the set, the rarity mark and any parallel foil, manga art or edition stamp on your copy to know which price is yours; TickerMint prices every printing on its own page.
What is Professor's Research [Professor Rowan] (SWSH09: Brilliant Stars) worth today?
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Professor's Research [Professor Rowan] [Reverse Holofoil] has a TCGplayer market price of $0.33 as of 2026-10-02. Across 2 tracked variants, latest prices range from $0.16 to $0.33.
Is Professor's Research [Professor Rowan] going up or down in price?
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Professor's Research [Professor Rowan] #147/172 is trending down: $0.33 today, down 8% in 30 days and 8% below its all-time high of $0.36 (2026-06-16), but 3.0x its low of $0.11 (2024-08-10). TCGplayer market price as of 2026-10-02, tracked daily since 2024-02-08. Other windows: up 0.0% over 7 days, down 5.7% over 90 days, up 73.7% over a year.
What is the all-time high price for Professor's Research [Professor Rowan]?
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