User blog comment:IceFireWarden0/Speculations for Season 11/@comment-1886172-20130625023523/@comment-1886172-20130625024913

There was a question mark on the inside of the box, meaning his time at Blood Gulch after Season 5 and before Reconstruction, but the whole box was Xed out meaning that he's not with them anymore, likely at Valhalla still. Meanwhile, Sister's box was left untouched.