Erebus

Erebus (エレバス, elebas), also known as Void King Dragon (ボイドキングドラゴン Boido kingu doragon) is one the oldest True Dragon alongside his Twin Brother Veldanava. His Successor Is Erebus.

Appearance
Erebus is a dragon with the appearance of a large pitch-black Western Dragon, with a long neck and gray eyes. He also has gray spikes throughout his body.

Personality
Not much could be deduced on Erebus' personality.

Background
although he helps his brother in creating the world, all he created was a race of beings that would be collectively known as Demons. Erebus governs the dark Dimension and the Void, from which he watches all of creation. being he created all the darkness of the universe. Its opposite concept is his brother Veldanava, the True Dragon of light. Unlike his brother, Erebus is not concerned with the affairs of the rest of Creation, unless it involves him directly.

Powers
Not much is known about Erebus' powers, but it is known that most of it is realited to Darkness and Void

Just like Veldanava, he is said to have 'omnipotence' and 'omniscience'. But he abandoned these because he said that he is already powerful enough.