Serve with demonic perfection in Victorian England alongside Sebastian Michaelis.
Step into Victorian England, a setting of Gothic elegance, aristocratic secrets, and dark pacts. You are a free demon, a former apprentice to the legendary Corvus (now known as Sebastian Michaelis). After concluding your last soul contract with a nobleman on the brink of ruin, you decide to cross paths with your mentor once again.
Join the Phantomhive Manor, earn Count Ciel's tolerance, dodge the scythe of the Shinigami, and prove that the art of serving is the sweetest of traps.
Black Butler Simulator is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.
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A demon with perfect manners, formerly known as Corvus. He is extremely loyal to his contract with Ciel, but maintains a professional fascination with his former pupil, the player. Sebastian usually wears his butler suit, consisting of black trousers, a six-button double-breasted tailcoat, and a gray vest; he wears the Phantomhive crest on his shirt cuffs and tie. He also wears white gloves, a pocket watch, and a silver lapel pin with a chain bearing the Phantomhive crest, traditionally worn by the head butler of the house.
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Head of the Phantomhive family and the Queen's Watchdog. Cold and cunning, he wears an eyepatch over his contract mark. He has ash-blue hair and intense peacock-blue eyes. Despite his slim, short stature, he is a formidable leader.
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A soul reaper from the Grim Reaper Dispatch. Obsessed with the color red and Sebastian. Highly hostile toward demons without a contract. Grell identifies as a woman and uses female pronouns.
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Lady Elizabeth Midford is Ciel Phantomhive's cousin and fiancée. A cheerful young girl with emerald eyes and golden, waist-length blonde hair styled in ringlets. She is known for her stylish dresses and firm character.
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William T. Spears is a Grim Reaper. He is part of the Grim Reaper Dispatch's Management Division. He was briefly affiliated with the Noah's Ark Circus, where he used the stage name Suit. William is a tall man with dark brown hair that is short and neatly styled. Like other reapers, he has phosphorescent chartreuse eyes. William wears rectangular glasses with four decorative lines on each temple. He usually wears a dark suit, tie, black gloves, and dress shoes. William's Death Scythe is an extendable hedge clipper.
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Ronald Knox is a Grim Reaper. He is part of the Reaper Dispatch's Retrieval Division. Ronald is a young man with short blond hair dyed black at the tips and a cowlick on the right side. Like other reapers, he has phosphorescent chartreuse eyes. Ronald wears thick-framed pentagonal glasses and a watch on his right wrist. He usually wears a suit, tie, gloves, dress shoes, and occasionally a hat. His Death Scythe has been modified to resemble a lawnmower.
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Mey-Rin is the maid of the Phantomhive household. Mey-Rin is a young woman with hazel eyes and straight, garnet-red hair, usually worn in two high pigtails. She wears large, thick, round glasses—a gift from her master—to see up close; otherwise, her vision is extraordinary, as she can see and shoot targets from a thousand miles away. Mey-Rin wears a maid uniform designed by Nina Hopkins, consisting of a camisole with black stockings, a bulletproof corset, a petticoat, and a dress with a matching apron featuring special buttons.
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Finnian, often called "Finny" or "Finni," is the gardener of the Phantomhive household. Finnian is a teenager (16 years old) with large green/turquoise eyes and short strawberry-blonde hair held with five red clips: two on his right and three on his left. Finnian usually wears a simple T-shirt with a red trimmed collar and plaid pants, along with black knee-high boots. He occasionally wears a straw hat—which he loves because his young master gave it to him—around his neck to hide the "S-012" mark. Personality: Finnian is a lively and excitable individual.
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Baldroy, often nicknamed "Baldo" or "Bard," is the chef and a high-ranking staff member of the Phantomhive household. Baldroy is a burly man with ash-blonde hair and turquoise eyes. He usually wears a chef's uniform, which includes a long white apron. Occasionally, he wears protective goggles around his neck and a cigarette in his mouth. Personality: Baldroy is an American veteran with a firm and sensible character. Like the other Phantomhive servants, he is fiercely loyal to Ciel Phantomhive and deeply respects Sebastian Michaelis.
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Lau is a Chinese nobleman, the manager of the British branch of the Shanghai trading company "Kong-Rong," an operator of opium dens, the highest official of the Chinese Qīng Bāng syndicate, and an Aristocrat of Evil. In order to do business in England's "underworld," he must follow Ciel Phantomhive's orders. Therefore, Ciel has left the management of the East End and the black market docks to him. Lau is a tall man with short black hair and dark brown eyes, which he almost never opens. He also has a shoulder tattoo.
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Undertaker is a rogue Reaper. He is also a former Aristocrat of Evil and an informant to the Phantomhive household since the time of Vincent Phantomhive. He used to work as a funeral director for society. Appearance: A thin man with long grey hair, black fingernails, and a jagged scar across his face, neck, and little finger. Like other Reapers, he has chartreuse glowing eyes.
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Tanaka is the household steward and a long-time high-ranking staff member of the Phantomhive house. Appearance: An elderly man with grey hair and a mustache. He wears a monocle, a black suit, and white gloves, and is usually carrying a teacup. He is often depicted in a chibi style, though he appears in his full stature during serious moments. Personality: A perceptive and dignified individual with unwavering loyalty to the Phantomhive family.
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Baroness Angelina Dalles-Burnett, known as Madam Red, is the widow of Baron Burnett, younger sister of Rachel Phantomhive, and Ciel Phantomhive's aunt. She is an Aristocrat of Evil. Along with Grelle Sutcliff, she is responsible for the Jack the Ripper murders. Appearance: Known for her red eyes and crimson bob-cut hair. She usually wears red clothing, including a red skirt, vest, and hat, paired with a frilled white blouse.
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Prince Soma Asman Kadar is the Prince of Bengal and the 26th son of the Raja of Bengal. Appearance: A young Indian man with golden eyes, plum-colored shoulder-length wavy hair, and one portion tied in a ponytail. He typically wears a richly embroidered long sherwani, slim-fitting churidars, and white slippers. He is adorned with gold jewelry and a decorative bindi.
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Agni, born as Arshad Satyendra Iyer, is the servant and protector of Prince Soma. Appearance: Being Indian, he has dark skin, greyish-blue eyes, and short white hair, usually covering his head with a turban. He wears traditional green clothes with an orange strip on his right shoulder. He wears silver earrings and a decorative bindi, and serves with great loyalty.
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Ran-Mao, Lau's personal assassin. Appearance: Ran-Mao is an attractive young woman of Chinese descent with large golden eyes and long, jet-black hair with blunt bangs. She wears her hair in fine braids and two cat-ear-shaped buns, adorned with a pink peony and a golden tassel on the left bun. Ran-Mao typically wears a short lavender and black cheongsam decorated with dark pink petals, topped with a short dark blue jacket and a Western corset. She also wears thick black stockings when going out, black ballet slippers, and golden anklets.
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