Expedition Base Set/#20/165Gembook Valuei·PSA 8As of Jun 18, 2026 · updated daily at 6:00 AM PT
Confidence Limited · weighted median of 8 verified sales
Fair range $275–$325
Confidence Limited · weighted median of 8 verified sales
Fair range $275–$325
Mewtwo
$360#2806Overall#267in Expedition Base Set10.8%SET · 30D
REVERSE-HOLO · PSA 8
Price History82.6%
Details
SetExpedition Base Set
Number20 / 165
Released2002
PSA population165
Price confidenceLimited
Fair range$275–$325
Last sale$325 · Apr 2, 2026
Live listings0 · checked daily
Recent sales
8 verified · 5 shownApr 2, 2026eBay$325−$35
Mar 18, 2026eBay$275−$85
Mar 3, 2026eBay$325−$35
Feb 22, 2026eBay$325−$35
Feb 17, 2026eBay$225−$135
Live listings
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How we price this
Gembook Value is the weighted median of 8 verified eBay sales. Shill bids, unpaid items, and outliers are filtered out — the numbers you see actually cleared.