Gym Challenge/#78/132Gembook Valuei·PSA 7As of Jun 15, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 2 verified sales
Fair range $11 – $24
Confidence Limited · weighted median of 2 verified sales
Fair range $11 – $24
Koga's Grimer
$18#12735 Overall#845 in Gym Challenge▲ 1.7%SET · 30D
1ST EDITION · PSA 7G
Price History▲ 118.2%
Details
SetGym Challenge
Number78 / 132
Released2000
PSA population7
Price confidenceLimited
Fair range$11 – $24
Last sale$24 · May 11, 2026
Live listings0 · checked daily
Recent sales
2 verified · 2 shownMay 11, 2026eBay$24—
Nov 29, 2025eBay$11—
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 2 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.