Rare Nintendo cartridges of Super Mario Bros. and Duck Hunt found in Waukesha, Wisconsin storage could be worth millions ABC7 ChicagoRare Nintendo cartridges discovered in Waukesha storage box WISNRare Super Mario games found in Wisconsin FOX6 News MilwaukeeA Wisconsin Shop Nearly Sold These Old Mario Games For $15 Each.
Then Collectors Saw What Was Inside The Box Yahoo Life UKCollector discovers incredibly rare Super Mario Bros./Duck Hunt NES copies gonintendo.com
