With a little help from what could be named as "mind-bending techniques", one is able to convince pretty much any kind of creature or any kind of person into doing things they would no longer consider abnormal. It is even possible to have a familiar crature change the direction of his loyalty entirely, as demonstrated in this illustration.

This is a piece of fanart for demondragoncyan, that I had the permission of doing because he is such a sweetheart. And yes, he appears yellow in this picture because he's under.