Brimstone, the half-demon hero

Brimstone is a half-human and half-demon offspring of the archdemon Astaroth. Brian Maddox was born of an unholy union when his virgin mother was sacrificed to the demon Astaroth during a summoning ritual. She managed to escape and birth the child. She decided to raise him like normal person hoping that it would be enough to suppress his demon nature. She succeeded and produced a hero capable of summoning hellfire and weaponry capable of fending off demons.