TICKERMINT

Professor Sycamore

XY - Steam Siege
Ultra Rare · #114/114

Professor Sycamore #114/114 (XY - Steam Siege) is worth about $13.43 today, the TCGplayer market price for any condition as of 2026-10-27, up 1% over 30 days.

price trend and all-time high: more ↓

Professor Sycamore #114/114 is holding steady: $13.43 today, flat over 30 days and 5% below its all-time high of $14.20 (2026-10-13), and 3.6x its low of $3.69 (2024-10-31). TCGplayer market price as of 2026-10-27, tracked daily since 2024-02-08. chart →

today's biggest Pokemon movers →most valuable Pokemon cards →
illustrated by Yusuke Ohmura

Price data for your app or store: API and daily history since 2024 · CSV download

$13.43
▲ 0.7% · 30d
TCGplayer market · daily · any condition ↗
condition prices from JustTCG listings, as of 2026-10-27
condition prices as of 2026-10-27; the chart and boards use the daily product tape
buy:TCGplayer ↗eBay ↗all marketplaces ↓
Recent sales
eBay sold ↗
every completed sale, live
PSA 10
no graded listings
eBay sold search ↗
vs ATH
−5.4%
$14.20 · 2026-10-13
LOADING TAPE

WORTH GRADING?

WHERE TO BUY AND SELL

TCGplayer
$9.12
lowest listing · market $13.43
buy on TCGplayer ↗
eBay · raw
no listings
no scan yet
shop active ↗ · sold ↗
eBay · PSA 10
no graded listings
no graded asks in the last scan
PSA 10 sold listings ↗
Buy-side estimate
$13.43
THIN
a patient buyer pays about $13.43 delivered, from live asks, not sales
show the work →
TCGplayer only, no eBay scan yet
TCGplayer market$13.43verify ↗
TCGplayer lowest ask$9.12
Single source: TCGplayer market (no usable eBay asks in the last scan).
v2 · the full published formula →
sell to a card shop: $9.40 cash · $10.74 store credit · about 70% / 80% of market
The verdict · premium
Cards 3-15% off their high after a flat month were higher 90 days later 70% of the time in our archive since 2024 (52,607 cases). That rate is mostly the 202448 to 5877 to 86marketplace fees of about 13% most short holds lose money. Use it to time a sale, not to flip.
The median move, the verdict and the grade-worthy math: try Premium free for 7 days →
GAME DATA[ + ] SHOW
CARD TYPE
Supporter
CARD TEXT
Discard your hand and draw 7 cards.

MORE BY YUSUKE OHMURA

FULL CATALOG →
Cynthia
Cynthia
$177.96
Mow Rotom
Mow Rotom
$48.29
Korrina
Korrina
$40.05
Greninja
Greninja
$35.66
Magikarp
Magikarp
$33.74
N
N
$14.02

MORE FROM XY - STEAM SIEGE

FULL SET →
M Steelix EX (Full Art)
M Steelix EX (Full Art)
$28.35
Gardevoir EX (Full Art)
Gardevoir EX (Full Art)
$27.71
M Gardevoir EX
M Gardevoir EX
$23.09
Steelix EX (Full Art)
Steelix EX (Full Art)
$17.56
Azumarill
Azumarill
$12.96
M Steelix EX
M Steelix EX
$9.83

PRICE FAQ

What would a card shop pay for Professor Sycamore?

+

Shops and show vendors commonly offer about 70% of market in cash and 80% in store credit. At today's $13.43 market price that is roughly $9.40 cash or $10.74 trade for a near-mint copy. Selling it yourself on TCGplayer or eBay nets more after fees; see the seller-net answer below.

What is Professor Sycamore (XY - Steam Siege) worth today?

+

Professor Sycamore [Holofoil] has a TCGplayer market price of $13.43 as of 2026-10-27.

Is Professor Sycamore going up or down in price?

+

Professor Sycamore #114/114 is holding steady: $13.43 today, flat over 30 days and 5% below its all-time high of $14.20 (2026-10-13), and 3.6x its low of $3.69 (2024-10-31). TCGplayer market price as of 2026-10-27, tracked daily since 2024-02-08. Other windows: down 4.8% over 7 days, up 23.2% over 90 days, up 53.1% over a year.

What is the all-time high price for Professor Sycamore?

+

In TickerMint's daily data (since February 2024), the TCGplayer market price for Professor Sycamore [Holofoil] (all conditions) peaked at $14.20 (2026-10-13) and bottomed at $3.69 (2024-10-31).

how these numbers are computed →

DISCUSSION

LOG IN to join the discussion.

What's your read on this card? Start the thread.

Get the weekly deep dive by email → one email a week, the cards and artists moving the market