One of the Forces which governs our existence and is part of of the 3 great Axioms, is Annihilation. The gift of life was only granted through its endeavor to destroy. Pure Creation had to be balanced. As such, beings known as Demon sprung from the Gate of Gaelya, for one purpose and one purpose only

ANNIHILATION

13 Great Demons lie at the forefront of this very concept. They embody 13 ways, we as a species, will meet our demise. Penultimate manifestations of the death of all. As a collective, we will face these 13 great terrors, and to overcome them, is what we must seek.