Board Thread:Theories and Rumors/@comment-30938718-20180317102920/@comment-34312092-20180503184932

Maybe the Overlord was once a dragon corrupted by the Oni. I mean he was able to create the stone army, so he must had (or still has) the element of creation. Let`s not forget that his original form was a dragon. Perhaps his backstory will be explained in season 9. I really hope that.