The Akriri are one of the oldest species created by the original deities. They're "carved from the land", and can live up to 300 years.
Kel Del is sacred because it is said to be the grave of an ancient deity who carved the world itself. The Deity returned to the land, its body disintegrating to sand and becoming the desert - which isn't just legend, but 100% true! This makes the region very magical - the closer you are to the desert, the more magic will 'infuse into you'. The Akriri know this.
Jahkl are the oldest of the more humanoid species, who made themselves caretakers of the 'sacred land', Kel Del. Over time, their lifespan grew very short - approx 50 years old. This was due to inbreeding and their bodies holding too much magic - which becomes unstable, leading to an early death. Their cities were huge and highly decorated, lots of jewellery and ornaments.
Fast forward a thousand years. Cether are from another continent, with very little magic. They live up to 80 years old. A br