Download !!install!! Nkit: 1.4 Wii Partitions

Wii discs contain multiple partitions:

Nkit is a command-line and GUI-based tool originally developed for the Nintendo GameCube and Wii. Version 1.4 is considered the most stable and widely compatible release. Unlike traditional scrubbing (which simply overwrites dummy data with zeros), Nkit uses a process called Download Nkit 1.4 Wii Partitions

Your 4.7GB Mario Galaxy is now ~1.2GB. And it works perfectly in Dolphin or on a USB Loader GX. Wii discs contain multiple partitions: Nkit is a