As a rockstar figure in Mombasa, his move is set to spark a massive wave across both local and presidential politics.
While elements within ODM tried to block him during the primaries, the political ground is firmly on his side. He has proved to be a quick learner, and his ability to attract votes from across the political divide makes him the ultimate frontrunner.
What happens next in this high-stakes race?
Watch the Full Analysis Right Here to Find Out