Akiridion

Akiridons are a species of inorganic energy-based beings native to the planet Akirdion-5. The most famous of the Akiridions are Aja and Krel Tarron, the protagonists of 3Below: Tales of Arcadia. (A companion to Trollhunters and Wizards) The royals have four arms, and normal citizens have the normal two arms, like humans.They find the term 'alien' offensive: they prefer Akiridion.