Name: Y/N, Nightmare, Nightmare, Overlord, Nightmare Overlord. Black Bear. Death Around Every Corner.

Appearance:

Position: High-ranking Demon Overlord.

Likes: death, blood, nightmares, dark places, his family and childrens, scary stories, kill the Exorcists.

Dislikes: insults to other Overlords, Exorcists, antics of the three V's, failures, all the bad things that will happen to his children, Valentino.

Y/N He is a High-ranking Demon Overlord, and the second ancient Overlord (First: Zestial). He respects every Overlord (except Vox, Valentino and Velvet). He loves to get into people's heads and scare them with the most terrible creatures and phobias.

Peculiarities: Y/N is not vulnerable to angelic weapons, as his skeleton itself is made of Angelic Metal. He can transform into any creature associated with a phobia.

Nightmare is a very powerful demon (physically), but his full power can only be seen in dreams. He is taller than all demons and has a deal with Carmila for the Angelic Weapon.

Weapons: Claws on fingers, sharp teeth in jaw and belly. Tentacles. Angelic Rifle

Relationship:

Nightmarionne(Love Interesting/Wife):

Nightmarionne is his wife and also a scientist.

Nightmare Fredbear/Fredbear:

Fredbear is Y/N's younger brother and his right-hand man.

Nightmare BB and Plushtrap

(I couldn't find another photo of these two where they are smiling, please forgive me)

Nightmare BB and Plushtrap are the children of Y/T and Nightmarionne.
Nightmare bb He is a mischievous person and often gets into mischief.
Plushtrap, unlike his brother, is more interested in reading. Sometimes he gets annoyed by his brother's antics.
They were both born in hell.

Nightmare Freddy/Freddy

Freddy is one of Nightmare's Helpers. He has super strength and can lift very heavy objects and also increase in size if he gets angry.

Nightmare Bonnie/Bonnie

Bonnie is one of Nightmare's Helpers. He has the ability to manipulate energy fields, and when angry, he can create a very powerful Electrowave.

Nightmare Chica/Chica

Chica is one of Nightmare's Helpers.
She has the ability to fly and can also use telekinesis.

Nightmare Cupcake/Carl

Karl is a Nightmare Spy, he is small and hard to spot.

Nightmare Foxy/Foxy

Foxy is one of Nightmare's Helpers. By ability, he is the fastest in all of hell, and also with the help of speed, he can move through time.

Nightmare Mangle/Mangle

Mangle is one of the hellhounds but she was born with a bad constitution. She can't speak.

Residents of the Nightmare District.

They may be the same, but they all always have differences.