The 9 Most Valuable Mike Willis Cards
The most valuable Mike Willis card is the 1977 O Pee Chee Mike Willis #103 at $2.24 as of October 22, 2026.
By Ripbin Research · Updated 2026-10-22 · prices from live market data
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Affiliate — we may earn a commissionThe 9 most valuable Mike Willis cards in the Ripbin catalog (1975–1981) carry a combined raw market value of $12.36, topped by a $2.24 card.
#21981 O Pee Chee Mike Willis Gray Back #324
$1.69PSA 10 ~$139.99
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