Gym Heroes/#129/132Gembook Valuei·PSA 9As of Jun 11, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 2 verified sales
Fair range $12 – $13
Confidence Limited · weighted median of 2 verified sales
Fair range $12 – $13
Grass Energy
$12#13328 Overall#798 in Gym Heroes▲ 3.3%SET · 30D
1ST EDITION · PSA 9G
Price History▼ 8.0%
Details
SetGym Heroes
Number129 / 132
Released2000
PSA population74
Price confidenceLimited
Fair range$12 – $13
Last sale$12 · Apr 2, 2026
Live listings0 · checked daily
Recent sales
2 verified · 2 shownApr 2, 2026eBay$12—
Dec 30, 2025eBay$13—
Live listings
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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.