User blog comment:Xilinoc/Ch. 850 - Oda's Still Got It/@comment-25400375-20161222112345/@comment-25400375-20161226213648

In spite of being an evil psychopath of a woman, Big Mom has honored marriage alliances with Bege and Jimbei so long as they do the same as this fellow has pointed out. [] So unless they got inside information about the Vinsmokes intentions to be dominant in the relationship, I don't see what caused this change in method.