User blog comment:Kaido King of the Beasts/Big Mom Will Betray Kaido/@comment-1784001-20200525031932/@comment-24769684-20200525032344

I personally think Act 3 will end with Kaido and Big Mom utterly obliterating the alliance, and perhaps assuming that Luffy is dead. Then in Act 4 Big Mom can turn on Kaido, possibly during the wedding between Yamato and one of the Charlotte daughters.