erlking_heathcliff_(project_moon)
A Mirror World version of ]], who after the death of his version of went mad with grief and resolved to kill every [[Heathcliff_(project_moon)| in every Mirror World. He is one of the primary antagonists of Canto VI.
He has a generally disheveled appearance, with messy medium-length brown hair and dark skin featuring scars. He wears a brown overcoat over a black waistcoat, accessorized with two shoulder belts and one high belt, along with brown pants and black boots. He also wears a half capelet, a scarf, and leather gauntlets.
He initially disguises himself as Matthew, the boss of the Dead Rabbits and Heathcliff (project moon)'s former friend.
Erlking Heathcliff is erased from history with the deletion of Catherine and is not playable. His playable equivalent is Wild Hunt Heathcliff, who can be differentiated from him by having an eyepatch.