Gym Challenge/#48/132Gembook Valuei·PSA 8As of Jun 15, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 3 verified sales
Fair range $10–$20
Confidence Limited · weighted median of 3 verified sales
Fair range $10–$20
Koga's Koffing
$15#13178 Overall#866 in Gym Challenge▲ 1.7%SET · 30D
1ST EDITION · PSA 8G
Price History▲ 80.0%
Details
SetGym Challenge
Number48 / 132
Released2000
PSA population42
Price confidenceLimited
Fair range$10–$20
Last sale$18 · Apr 12, 2026
Live listings0 · checked daily
Recent sales
3 verified · 7 shownApr 12, 2026eBay$18—
Feb 16, 2026eBay$10—
Dec 23, 2025eBay$20—
Nov 26, 2024eBay$16—
Oct 26, 2024eBay$9—
Live listings
No live listings right now. New eBay listings for this card appear here within a day of going up.
How we price this
Gembook Value is the weighted median of 3 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.