Seaworms and Ultra Spice

Ultraspice referred to the extremely potent spice produced by the internal organs of seaworms.Seaworms were genetically altered sandworms produced by the ghola of the Tleilaxu Master Tylwyth Waff while aboard a Guild heighliner, which was also being used as a research ship. Waff successfully stopped the altered sandworm from turning into a water-imploding creature, and instead turned the creature into one which naturally lived in deep oceans.