Prevention is better than cure. Before you lose your 90% completion file, back it up today.
For Real Wii: Use SaveGame Manager GX to dump your data.bin to an SD card, then copy that to your PC or cloud storage. spider man shattered dimensions wii save data
For Dolphin: Simply copy the folder from \Wii\title\ to a backup location. Prevention is better than cure
For Wii U vWii: The process is identical to normal Wii, but note that vWii has stricter USB limitations – use an SD card, not a hard drive, for save transfers. For Dolphin: Simply copy the folder from \Wii\title\
Pro Tip for Dolphin: Use Savestates (Shift + F1-F8) alongside traditional Wii saves. Shattered Dimensions on Dolphin can occasionally desync audio; savestates let you bypass corrupted save card entries.
Spider-Man: Shattered Dimensions (2010) is celebrated for its four distinct Spider-Men (Amazing, Noir, 2099, and Ultimate). Because it is a linear, level-based game, save data is highly sought after by players looking to skip difficult levels, unlock all costumes, or access the "Concept Art" galleries without finding every hidden spider.
Here is everything you need to know about managing save data on the Nintendo Wii.