 After over-exposure to dangerous radiation in the radium-rich mountains they have chosen to live in, they have mutated into hideous, deformed entities, filled with self-loathing who attack anyone who strays into their territory.Technically they are ruled by the King of the Firvulag, but this is in name only, and they have their own king, Sugoll.Both by Sugoll's own assertion and the attestation of the rest of the Howlers, Sugoll is first among the Howlers in all things – mental power, physical ability, and, most of all, physical deformity.