The keyword "Wii WBFS ROM Archive" exists in a grey area. While the fights legal battles for digital preservation, Nintendo is famously litigious. In 2018, they won a $12 million lawsuit against ROM sites.
This is where the acronym enters the picture. WBFS stands for Wii Backup File System . Wii Wbfs Rom Archive
In the late 2000s, the primary method of playing backups on the Wii was through USB loading. This required the Wii console to read files from a USB hard drive connected to the back of the console. The keyword "Wii WBFS ROM Archive" exists in a grey area