The Ixians and the Tleilaxu House Expansion - DuneBoth the Ixians and the Tleilaxu are integral to the economy of CHOAM and the Imperium as a whole. The royal family of Ix had once been one of the wealthiest in the Imperium, in amongst the elite. Because of a successful invasion of Ix by the Tleilaxu and the Emperors Sardaukar, and then, after many years, the liberation of Ix by Ixian and Atreides forces, the Ixians and the Tleilaxu are mortal enemies. Led by a small council of Tleilaxu Masters the