Thread:Sarah Manley/@comment-4974804-20120928200757/@comment-1474707-20121001235915

"Pages with broken file links" is a category that was added to every wiki; a hidden category that allows you to see which pages contain links to non-existent images. I think it does pretty much the same job as special:WantedFiles, but a Wikia Bot ran through all wikis adding the category.