The Mule of Isaac Asimov's Foundation series arrives in the Dune universe, and seeks to completely dominate the Empire. His first target - the planet Wallach IX and the Bene Gesserit.
He starts off amassing followers, tech, and power for a few years.
Can he topple the matriarchal society of psychic women warriors with the powers of the Voice with his own psychic empathic powers?