User blog comment:H-Man Havoc/Perhaps Osha and Rickon aren't in as much danger as we thought.../@comment-25530642-20160518164554

I hate to destroy your theorie but the actor who plays Rickon has confirmed that it was indeed shaggydog,  But what if House Umber is following the Boltons until they see that the Wildlings are no threat and are infact siding with the Starks, then realized they screwed up and  betray the Boltons