User blog comment:DaNASCAT/Introducing New Moderator Opportunities For Community Administration/@comment-24258073-20160115041623/@comment-3388044-20160115044958

On the four wikis that show as your favorites, all four show the discussion moderator group at Special:ListUsers.

However, one of the four – the SpongeBob one – has changed the name of that group to “thread moderators”. (verify)

Hope this helps clear things up.