Thread:Reddyredcp/@comment-5670246-20190926135143/@comment-24783341-20190926224604

They disappear because when you type out the category, the source editor interprets this as you wanting to add the page to that category. You can prevent the link from disappearing (therefore adding the page to that category) by putting a colon in front, like so:.

This is helpful if you simply want to talk about Category:CIS Heroes.,Category:CIS Villains, and/or Category:Fun Fact.