Example: Adding a new "hat" or "shield" by replacing an existing model in the RomFS. 4. Testing Your Feature
Use a utility like WinRAR or 7-Zip to extract the .nsp file.
Use on a custom firmware (CFW) Switch (like Atmosphere).
If you are looking to or mod for this specific game, you generally cannot work directly within a .rar or .nsp file. Here is the typical workflow for game modification or feature development in this context: 1. Extract the Assets
You can use UABE (Unity Assets Bundle Extractor) or AssetStudio to view and replace textures, sounds, and 3D models. 3. Feature Development Methods