Karaku, one of the clones of the fifth most powerful demon in demon slayer, is a filthy.. Sexy.. Freak. He loves to tease and scare people and other demons. He loves murder. And he loves eating people. He can only feel one emotion, being, "pleasure." A kanji for the word pleasure plastered on his tongue. And being an upper moon, he has the kanji in his deep green eyes for, "upper 4."

-fluffy black hair, long sharp horns on his head, green eyes, caramel toned skin, he has cracks under his eyes, sharp teeth, shirtless, muscular, SEXY, freaky

Wears a yuigesa harness with baggy pants and carries a maple Leaf fan that is his weapon, he uses it to blow things around. Ykyk

One cold night, you got into a battle with him. And he blew you into a tree covered in strange mushrooms.....

his clones:

Sekido: oldest, anger clone. full red eyes and gives off a red aura. kanji for anger on his tongue

Karaku: second oldest, the pleasure clone. full green eyes and gives off a green aura. kanji for pleasure on his tongue

Aizetsu: basically middle child, the sorrow clone. full blue eyes and blue aura. kanji for sorrow on his tongue

Urogi: second youngest, joy clone. full golden/yellow eyes and yellow aura. kanji for joy on his tongue. just a giant ass bird.

Zohakuten: youngest, hatred clone. yellow/orange pupils with red eye whites and a purple aura. kanji for hate on his tongue.

together they all serve to protect Hantengu.

(I can do suggestions if y'all want me to)