Many pre-patched ISOs floating around use bad CISO compression that breaks the custom sprite engine. A clean 1.30 WBFS works out of the box with:
The Wii disc drive reads a proprietary file system called (Wii Backup File System). When downloading ROM hacks, you will typically encounter three formats: newer super mario bros wii 130 wbfs better
The 1.30 update focused heavily on polishing the experience and fixing long-standing bugs identified in earlier versions: Bug Fixes & Level Tweaks Yoshi Restored : Yoshi was re-added to level Many pre-patched ISOs floating around use bad CISO