User blog comment:Kaido King of the Beasts/Chapter 818: Stepping Stones to One Piece/@comment-24442815-20160303163252

The Whitebeard Pirates, Revolutionaries, or Shanks know of the last poneglyph's whereabouts and Blackbeard will get his hands on all 4 pieces through foul play. I'll come back in six years to see if I was right.