Details
Price confidence
SetGym Challenge
Number20 / 132
Released2000
PSA population709
Fair range$211–$239
Last sale$211 · Jul 19, 2026
Live listings4 · checked daily
Recent sales
How we price this
Gembook Value is the weighted median of 15 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.