First Demon

Overview
The greatest Demon in the Demon Realm in terms of strength.

Appearance
He has pale-gray skin and black-curved magic tattoos all over his body, making him look a little hideous.

Abilities
 Dual Halberds 

The First Demon's Demon Armament. It takes the form of two dark red metal halberds. He is able to manifest a large shadow copy of himself called Blood Shadow. The Blood Shadow becomes stronger the more blood there is on the battlefield. Though the shadow is strong, as it is deeply connected to the main body, if its movement is sealed, so too is the main body's.