It looks like you’re referring to a file name associated with a of Super Mario Bros. Wonder .
XCI - Super Mario Bros. Wonder - 010015100B51400 - PATCHED. WONDER RESTORED. XCI - Super Mario Bros. Wonder -010015100B51400...
: The core segment 010015100B51400 identifies Super Mario Bros. Wonder within the Nintendo eShop ecosystem. Nintendo Switch XCI dump It looks like you’re
Play Super Mario Bros. Wonder on PC (XCI) - video Dailymotion Level and encounter design: