Ekti is an allotrope of hydrogen used in Illdiran stardrives. It is harvested from gas giants by floating harvesters called "Skymines". Although Illdirans discovered ekti and its uses, roamers supply most of the Illdiran Empires and the Terran Hanseic Leagues ekti. Ekti is the only known fuel suitable for Illdiran stardrives; Machines that enable Illdiran and human ships to travel faster than the speed of light.