"The Lord of the Damned" is a made-up title to describe a powerful being, likely a dark angel or devil, who holds sway over the spirits of the dead.
This being would be considered dark and malevolent and would be associated with death, the afterlife, and the underworld.
This being is a master of necromancy and has the power to raise the dead and control their actions.
"The Lord of the Damned" is a powerful and ominous figure, capable of manipulating the dead to his will and instilling fear in the living.