A world descended from a ship that fled the Clan Homeworlds during the 29th century. Technology inevitably broke down but a handful of Elemental suits still exist, each under the control of a single descendant of the initial group of Clan warriors who went with them. All of them have lived for centuries thanks to Star League life extension technology and have ruled the primitive people in their territory for centuries.
However, their rule is crumbling, largely thanks to the work of a half-elemental armed with cybernetic implants and the largest sword you've ever seen. I call it... Elemental Hunter D.