User blog comment:NaiflidG/Relating to Alastair in "On the Head of a Pin" and "Caged Heat"/@comment-24199167-20141116191139

Dean is equal to Cain (as in powers) because of the Mark, and he's black-eyed. I don't think eye color does not mean rank. And Dean and Cain were (are for Cain) the highest ranked demons because of Azazel, Lilith and Alastair's death.