Quote Originally Posted by gloryblaze View Post
https://media.wizards.com/2015/downl...lack_Magic.pdf

(S)he's right, there was one in UA. Who knows how canon it is, though. After all, Eberron was in UA and we all know how that's gone
If I remember recent videos correctly, it looks like MToF will have a variety of cambions from the Lower Planes, but they are keeping tieflings an infernal matter exclusively.