User blog comment:EmpyreanSmoke/Supernatural Q&A/@comment-168.169.25.92-20150930140944/@comment-24834479-20151003200612

Did he say that he did it alone? Michael was the one who cast him into Hell, but before that that he had help, and by that time he didn't have the mark. Also, "I" am not wrong. I am not the one answering these questions.