User blog comment:PurifyingBatter/Rule 63 DBF/@comment-29966464-20170719195517/@comment-26198742-20170720000453

Basically Rule 63 is that for Every Male their is a Female Counterpart and for Every Female their is a Male Counterpart and vice verse aka Genderbent.

Basically what I'm assuming this Fanon is, it's basically Genderbent versions of users on this Wikia.