User blog comment:The.Outsider/Inside Assassin's Creed 3 - All Parts/@comment-1824113-20120912205700/@comment-5088097-20120913013716

I don't believe it is him... this account was created back in May 2011. I took the liberty of checking to be certain. If this was "Joker" he would have made a dramatic appearance in the other blogs by now.