Note: If you need the actual game file, you must create a backup of your own disc using a Wii homebrew application like "CleanRip" or locate a verified archival source independently.
The original Wii ISOs are 4.37 GB, regardless of how much data is actually on the disc. WBFS (Wii Backup File System) "scrubs" the empty data, shrinking the file size significantly—often to under 1 GB—without losing any quality. newer super mario bros wii 130 wbfs portable
Get the original Newer Super Mario Bros. Wii (full ~400 MB) from the Newer Team’s official site (they provide a patcher, not a pre-patched ROM). Note: If you need the actual game file,