Apollyon

Apollyon (アポリオン, Aporion) was a Birkan scientist who worked with Debora on a project that resulted in six powerful beings he named the Demon Kings.

Pre-History
Apollyon was a Birkan scientist who lived on Fairy Vearth. He worked closely with fellow Birkan, Doctor Debora. Together they decided to explore the idea of crossing birkan DNA with other species. They dubbed this the Baal project. The Baal project was a sucess, and Apollyon sucessfully created six new chimera's made from his own DNA, and the DNA of six other species. During the fall of new vearth, he sealed the six demon kings away inside a staff called the Necromancer, along with many other weapons. He stored all of these weapons deep beneath the desert.