[[commons:File:MaintenanceShell-Screenshot.png]] is a redirect to
- https://www.mediawiki.org/wiki/Extension:MaintenanceShell Uses the redirect as file embed, but renders as a red linked "220px" to local mediawiki.org Special:Upload.
Shows local usage on mediawiki.org.... but not because it is used but because local redlinks for file embeds always propagate to globalusage.
Shows a regular file doesn't exist page.
Shows the file, with "redirect from".