This method is non-destructive and doesn't require modifying your game files. 2. ISO Patching (Best for Original Wii Hardware)

Unlike simple "stretching," which distorts characters, a true widescreen mod adjusts the game's internal camera to render more of the environment on the left and right. There are two main ways to achieve this:

Mario Party 8 - Widescreen + GC controller patch on USB loader GX