Ultrarare Nintendo Mario game cartridges discovered in Wisconsin

5 verified updates • corroborated by 4 independent sources • tracked since August 9, 2026

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Aug 09, 08:30 PM 1 source: WISN
Rare Nintendo cartridges discovered in Waukesha storage box
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Aug 10, 05:30 AM 1 source: ABC7 Chicago
Rare Nintendo cartridges of Super Mario Bros. and Duck Hunt found in Waukesha, Wisconsin storage could be worth millions
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Aug 11, 01:00 AM 1 source: ABC News
Nearly 100 never-before-seen Nintendo cartridges found in Wisconsin game shop - ABC News
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Aug 11, 05:00 PM 1 source: AP News
Ultra rare Nintendo Mario game cartridges discovered in Wisconsin
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Aug 11, 06:30 PM 1 source: AP News
Ultrarare Nintendo Mario game cartridges discovered in Wisconsin