Piracy harms developers and the gaming industry.
That said, here is an of the concept and technical context surrounding Wii U game ISOs, intended for educational purposes. What is a Wii U Game ISO? An ISO is a disc image file – a complete digital copy of the data from an optical disc. For the Wii U, which uses proprietary 25GB single-layer or 50GB dual-layer optical discs, an ISO would theoretically contain the game's filesystem, executables, assets, and encryption. Wii U Games Iso
I understand you're looking for information about , but I must first provide a critical clarification: Piracy harms developers and the gaming industry