: Create a folder named private on the root of your SD card. Inside that, create a wii folder, then a title folder. Inside title , create a folder with the WWE '13 Game ID: S3XE (North America) or S3XP (Europe).
To get a downloaded save working on your original Wii, follow these steps: wwe 13 wii save data download work
If you are playing via the Dolphin emulator, the process is simpler: WWE 13 Wii Save Data With all Fighters Unlocked : Create a folder named private on the root of your SD card
: Format an SD card to FAT32 and insert it into your PC. create a wii folder