Use 7-Zip or WinRAR to extract the .xdelta file to a folder.
The patch file is small—usually around —and comes as a .zip or .rar archive containing: Sengoku Basara 3 Utage Wii English Patch Download
The patched ISO should be roughly the same size as the original. Load it in the (recommended) or play it on a modded Wii via USB Loader GX or WiiFlow. Use 7-Zip or WinRAR to extract the
The Japanese game dump should have the following details: Sengoku Basara 3 Utage Wii English Patch Download
Until then, we wait. Or we brush up on our katakana.
If you hit a stumbling block, the fan community at GBAtemp or the Sengoku Basara subreddit is still active. Happy hunting, warlord.