Professor Sycamore

Steam Siege

Set: Steam SiegeNumber: 114Updated 9/11/2026

Market price

$12.04

TCGPlayer

$12.04

eBay avg

$12.06

Variants

PSA 10

$144

PSA 9

$22

PSA 8

$15

Variant

Price History

In the app

Price movement over time is available in the PokiFrame app.

eBay Sold Prices

21 sales

Raw21 sales · $2.48–$10.43

$12.06

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Graded Prices

11 sales

Average sold prices by grading company. Grades run 1–10 — a 10 (Gem Mint) carries the biggest premium, with PSA, CGC, and BGS the most widely traded grades.

109.598.58

PSA

$144

4 sold

$22

3 sold

$15

1 sold

About Professor Sycamore

Professor Sycamore is card 114 from the Steam Siege set.

The current TCGPlayer market price is $12.04. A PSA 10 (Gem Mint) copy recently averaged $144.29 — about 12.0× the ungraded price, showing how much professional grading can add to Professor Sycamore's value.

PokiFrame aggregates this data from TCGPlayer, CardMarket, and eBay so you can confirm Professor Sycamore's value before you buy, sell, or trade.

Browse more cards from Steam Siege

Professor Sycamore — common questions

How much is Professor Sycamore worth?: Professor Sycamore from Steam Siege has a market price of $12.04 for an ungraded copy, based on current TCGPlayer and eBay sales data. Condition, print variant and grading all move that number.
What is a PSA 10 Professor Sycamore worth?: Recent PSA 10 (Gem Mint) sales of Professor Sycamore averaged $144.29, about 12.0× the ungraded price. A PSA 9 averaged $21.54.