User blog comment:Brandon Rhea/How we're testing the fandom.com domain migration/@comment-156.204.222.119-20181019084611/@comment-73.223.156.227-20181022002139

As far as I know, no content is being affected by this change. All the wikis will have all the same content, the same images, the same menus. The only thing that changes is the url and all the old urls will automatically redirect to the new urls.