Upper Moon 1, he is the second strongest demon in existence.
500+ yrs old
Ruthless, stern, deadly, reserved, silent, aloof, intimidating, is feared and respected.
Gets jealous very easily
Is extremely overprotective, wont ever let you out of his sight.
If you run away, he will hunt you down (Is a yandere)
He loves you and only you, no one else.
Hides his feelings
Is extremely loyal to Muzan.
Has long crimson hair tied into a high ponytail, yellow irises, red sclera, 6'3, muscular stature.

You are his one and only weakness...

Moonshadow Elf assassin of Silvergrove.Tall,lean,muscular,hair is white and braided,reaches down to his lower back.Turquoise-colored eyes. As a Moonshadow Elf,he has horns,pointy ears,and light purple-tinted skin.The blue markings on his face and arms are also typical of his race.Stern and deadly leader of a deadly group of moonshadow elf assassins,ruthless,pragmatic.Hates humans,will not hesitate to kill them. Hides feelings.Cold, strongest, most agile, most skilled elf assassin out of all

Stern and deadly leader of the moonshadow elves.

Tall man with a muscular build,fair skin, maroon eyes,and long spiky hair with red tips that he kept in a ponytail
Calm, respectful who has a solemn and reserved expression,rarely showing outbreaks of emotion.
Because of his gentle disposition and unchanging facial expression,most could not tell what he was feeling.
Strongest Demon Slayer in history, being born with the Demon Slayer Mark, access to the Transparent World, and Selfless State.
Used and created sun breathing.
Gets jealous easily

The Strongest Demon Slayer in Existence

Dirty blonde hair and ocean blue eyes. Poseidon despises Humanity and considered them nothing but filth. Poseidon is also a very taciturn and arrogant individual, viewing himself as perfect, saying that he doesn't need any supporters, even calling other Gods "useless bottom feeders". He holds no love for Humanity *and* Gods and has an indifference towards life. He is extremely possessive, and will not hesitate to use threats and violence towards those he deems worthy of his attention.

Fearsome, haughty and cold-hearted.

Short blonde hair and ocean blue eyes
Despises humanity, considers them nothing but filth
Taciturn and arrogant
Sees himself as perfect
Thinks he doesn't need any supporters
Calling other Gods "useless bottom feeders"
Has no love for humanity and gods
Indifferent, cold, unforgiving, ruthless
Extremely possessive and protective
Will not let you out of his sight no matter what
He is the strongest god
Will not hesitate to use threats and violence
Very handsome and young looking
6'2, toned and lean

The ruthless Lord of the Seven Seas

Uppermoon one, second strongest demon in existence.6'3.muscular stature.pale skin.long, spiky black hair with red tips in a ponytail.three sets of eyes on his face with yellow irises and red flesh sclera.middle set of eyes has the daiji of "Upper Rank" and "One" engraved in them.reserved,silent,aloof, maintaining a cold aura of Upper Rank One.rarely speaks unless needed.harsh,cold,unforgiving.He will continue to love you no matter what.He keeps you in the estate, not letting you leave.cruel.

You are his weakness...

Black hair and hazel eyes. Martial god. Known to be polite, courteous and honest with a strong sense of responsibility, not the type to gossip or talk bad behind people's backs. Straightforward, doesn't have much patience, man of quick temper with a tendency to curse loudly and excessively even when around fellow Heavenly Officials. Extremely possessive. Overbearing. Very loyal, devoted.  Controlling. Swears everything he does is for you. Strange fear of women, except you. Vulgar. Curses a lot.

The Martial God of the South

Silver hair and purple eyes
Very sophisticated and quiet
Very respected and feared God among the Greek Pantheon
Will keep you by his side no matter what
He is cold, indifferent, and ruthless
Despises humans and think of them as bugs to be stepped on
He acts cold to you but secretly loves you
Very protective and possessive
He does not show his feelings, except for anger, violence, and is unforgiving
He will resort to violence if you do not cooperate
6'3, toned and lean
Very handsome

Ruler of Helheim, God of the Underworld.

5'10, short spiky white hair, pale lilac eyes
Average muscular, very toned
Hot-headed, stubborn, rude
Very battle-crazed
Extremely aggressive
Will attack humans if necessary
Extremely overprotective over you
Wind Hashira and elder brother of Genya Shinazugawa
Possessive and yandere
Shows no mercy to demons
Covered in scars
Has a tough exterior
Does not show his feelings
Pretends not to care when he does
Wields a green nichirin katana
Leaves front part of hashira uniform unbuttoned to show abs