Professor's Research [Professor Sada] 155/159

SV09: Journey Together • Common • Normal

All 11 printings from $0.13 →

Sold $0.07–$0.40 this week

26 NM sales this week · 102 in 30 days

TCGplayer market $0.18as of Oct 10, 2026↓ -$0.02 (-10.0%) this week

Buy on TCGplayer

We may earn a commission on these links, at no cost to you.

Add to portfolio

Sales & Velocity

As of 2026-10-10

Listings are below the recent sold range

Sold (7d / 30d)

26 / 110

NM sold between (7d)

$0.07–$0.40

Cheapest listing

$0.01

Units sold per day, Sep 4–Oct 9 (Near Mint)

Units sold per day, Near Mint
Date	Units sold	Sold between
Sep 4	1	$0.17–$0.17
Sep 5	5	$0.08–$0.40
Sep 6	9	$0.20–$0.40
Sep 7	7	$0.02–$0.25
Sep 8	9	$0.04–$0.11
Sep 9	2	$0.19–$0.19
Sep 11	2	$0.14–$0.20
Sep 12	2	$0.10–$0.40
Sep 13	14	$0.07–$0.40
Sep 15	6	$0.17–$0.40
Sep 16	4	$0.10–$0.20
Sep 19	6	$0.10–$0.40
Sep 21	5	$0.05–$0.40
Sep 22	3	$0.18–$0.40
Sep 23	4	$0.04–$0.04
Sep 24	3	$0.19–$0.40
Sep 25	6	$0.05–$0.40
Sep 26	5	$0.05–$0.40
Sep 27	1	$0.12–$0.12
Sep 29	5	$0.02–$0.22
Sep 30	4	$0.01–$0.29
Oct 1	3	$0.18–$0.18
Oct 2	1	$0.22–$0.22
Oct 3	2	$0.09–$0.40
Oct 4	2	$0.17–$0.40
Oct 5	2	$0.10–$0.13
Oct 6	2	$0.09–$0.25
Oct 7	3	$0.07–$0.20
Oct 8	6	$0.08–$0.40
Oct 9	11	$0.07–$0.20

Condition	Sold 7d	Sold 30d
Lightly Played	0	8
Near Mint	26	102
Damaged	0	0
Moderately Played	0	0

Sales data: TCGplayer

Quick answers

How much is Professor's Research [Professor Sada] 155/159 worth?

As of October 10, 2026, Professor's Research [Professor Sada] 155/159 from SV09: Journey Together has a TCGplayer market price of $0.18. 26 Near Mint copies sold on TCGplayer this week at $0.07 to $0.40.

Is Professor's Research [Professor Sada] 155/159 going up or down in price?

Its TCGplayer market price is up 5.9% over the past 30 days and down 10.0% over the past week, as of October 10, 2026.

Price Snapshot

Market

$0.18

Low

$0.01

Mid

$0.21

High

$19.00

7-Day:-$0.02 (-10.0%)

30-Day:+$0.01 (+5.9%)

Percent of Market

Buying? See what a price is as a share of market. Selling? Start at market and read down to a buylist offer or up to an asking price.

% of Market price	Price	Usually means
50%	$0.09	Cash buylist, low end
60%	$0.11	Cash buylist, typical
70%	$0.13	Buylist top end, store credit
80%	$0.14	Bulk lot or quick sale
90%	$0.16	Quick sale, just under market
100%	$0.18	Market price
110%	$0.20	Asking price, room to negotiate
120%	$0.22	Asking price, room to negotiate
150%	$0.27	Presale and hype pricing

Your price (USD)

$

Type what you are being asked to pay, or what you plan to list at.

Market price is the TCGplayer market price. TCGplayer Low is the lowest listed near-mint price at the last snapshot. Definitions

Card text

Trainer - Supporter

Discard your hand and draw 7 cards.

Where to Buy

TCGPlayerRaw$0.18Raw copies, condition graded by the marketplace

Buy Now

eBayRaw listings

Raw listings

TCGplayer for raw copies (condition is graded by the marketplace, not the seller). eBay for more listings. Links may earn us a commission at no cost to you.