The Mahagony Throne was the ancestral seat of power of the rulers of planet Ecaz, the Archdukes of House Ecaz. It was located in the Archduke's Palace at the Ecazi capital. During the events of the Ecazi Revolt, occasioned by the impulsive marriage of the Padishah Emperor Elrood Corrino IX to Habla of Hassika V, Ecaz was the center of the rebellion, and the Ecazis expelled their ruler, Archduke Ferdinand Ecaz. Due to the magnitude of the revolt, Elrood's forces, the terrible Sardaukar, were insufficient to defeat the rebels, and so the Emperor was forced to ask help to the Great Houses of the Landsraad in order to reestablish order in the Empire. Houses Vernius and Atreides sent their armies, commanded by their lords, Earl Dominic Vernius and Duke Paulus Atreides, the ones who, along with