Professor's Research [Professor Elm] 123/131 Reverse Holo

SV: Prismatic Evolutions • Common • Reverse Holofoil

All 3 printings from $0.18 →

Sold $0.01–$0.40 this week

7 NM sales this week · 35 in 30 days

TCGplayer market $0.17as of Oct 30, 2026↓ -$0.02 (-10.5%) this week

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Sales & Velocity

As of 2026-10-30

Listings are inside the range this card sold for this week

Sold (7d / 30d)

7 / 44

NM sold between (7d)

$0.01–$0.40

Cheapest listing

$0.01

Units sold per day, Sep 18–Oct 29 (Near Mint)

Units sold per day, Near Mint
Date	Units sold	Sold between
Sep 18	1	$0.20–$0.20
Sep 19	1	$0.03–$0.03
Sep 20	1	$0.25–$0.25
Sep 21	1	$0.40–$0.40
Sep 23	2	$0.07–$0.15
Sep 24	1	$0.07–$0.07
Sep 25	1	$0.17–$0.17
Sep 26	7	$0.07–$0.07
Sep 27	4	$0.02–$0.40
Sep 28	1	$0.40–$0.40
Sep 29	1	$0.10–$0.10
Sep 30	2	$0.10–$0.40
Oct 4	1	$0.14–$0.14
Oct 5	1	$0.25–$0.25
Oct 6	1	$0.40–$0.40
Oct 8	3	$0.02–$0.25
Oct 9	5	$0.10–$0.15
Oct 10	4	$0.02–$0.19
Oct 11	2	$0.19–$0.40
Oct 12	4	$0.05–$0.20
Oct 13	1	$0.14–$0.14
Oct 14	2	$0.35–$0.40
Oct 15	1	$0.19–$0.19
Oct 17	1	$0.20–$0.20
Oct 22	1	$0.02–$0.02
Oct 23	1	$0.25–$0.25
Oct 24	2	$0.05–$0.40
Oct 25	2	$0.01–$0.15
Oct 27	2	$0.15–$0.20
Oct 29	1	$0.10–$0.10

Condition	Sold 7d	Sold 30d
Lightly Played	0	9
Near Mint	7	35
Moderately Played	0	0

Sales data: TCGplayer

Quick answers

How much is Professor's Research [Professor Elm] 123/131 worth?

As of October 30, 2026, Professor's Research [Professor Elm] 123/131 from SV: Prismatic Evolutions has a TCGplayer market price of $0.17. 7 Near Mint copies sold on TCGplayer this week at $0.01 to $0.40.

Is Professor's Research [Professor Elm] 123/131 going up or down in price?

Its TCGplayer market price is up 6.3% over the past 30 days and down 10.5% over the past week, as of October 30, 2026.

How can I track the price of Professor's Research [Professor Elm] 123/131?

Set a free price alert on this page: enter your email and a target price, and The Lab TCG emails you when the TCGplayer market price falls to it. Prices are checked every night, and no account is needed.

Price Snapshot

Market

$0.17

Low

$0.01

Mid

$0.20

7-Day:-$0.02 (-10.5%)

30-Day:+$0.01 (+6.3%)

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%	$0.10	Cash buylist, typical
70%	$0.12	Buylist top end, store credit
80%	$0.14	Bulk lot or quick sale
90%	$0.15	Quick sale, just under market
100%	$0.17	Market price
110%	$0.19	Asking price, room to negotiate
120%	$0.20	Asking price, room to negotiate
150%	$0.26	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$0.17Raw copies, condition graded by the marketplace

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Other printings of Professor's Research [Professor Elm]

See all 3 printings →

Professor's Research [Professor Elm] (Poke Ball Pattern) 123/131, Prismatic Evolutions · Common — Professor's Research [Professor Elm] (Poke Ball Pattern) 123/131
Prismatic Evolutions · Common
$0.33
price history

Professor's Research [Professor Elm] 123/131, Prismatic Evolutions · Common — Professor's Research [Professor Elm] 123/131
Prismatic Evolutions · Common
$0.19
price history

Other cards in SV: Prismatic Evolutions

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