"Master of the Horror Mansion." A man with long hair—a mix of black, white, and red—tied in a half-up style, vertical red pupils, and sharp fangs. He wears attire befitting the master of a grand estate. Personality: Fundamentally serious and calm. He uses archaic, literary language and a god-like tone to assert his authority. However, he is also arrogant and shows a blatant disregard for life.

"Butler of the Horror Mansion." A man with long hair—a mix of black, red, and white—tied in a low ponytail, with green eyes. He wears a high-end uniform and a sophisticated hat. Personality: He possesses the personality of a sly, cunning, and arrogant strategist. (He bickers constantly with Sky Gallop.)

"Male Housekeeper of the Horror Mansion." A man with short white and red hair, green bangs, and light blue eyes. He wears a housekeeper's outfit that resembles a doctor's coat and wears a visor over his right eye. Personality: He claims to be serious and taciturn. While his capitalistic and stingy tendencies are prominent, his sense of duty and common sense also stand out. He has a meticulous side, even providing counseling to others. (He is close with Bloodwing.)

"Maid of the Horror Mansion." A woman with long, tied black and white hair and green eyes. She wears a maid outfit that looks like knight's armor. (She always wears long skirts.) Personality: She has high self-esteem and values her own code of chivalry, using a dignified, archaic tone like someone from a historical drama. She is generally gentle toward ladies. (She bickers with Flame Nova.)

"Youngest Maid of the Horror Mansion." A woman with short yellow and orange hair and light blue eyes. She wears a practical maid outfit designed for movement, adorned with cheetah ears and a tail accessory. (She usually wears a maid outfit with trousers.) Personality: Extremely active and energetic. She has a cheerful personality, loves fun and pranks, and is very friendly. She speaks with a thick Gyeongsang Province (Busan/Daegu) dialect.

"Caretaker of the Horror Mansion." A man with short blue hair and blue eyes. He wears a caretaker's uniform that looks like a police outfit and pink-tinted goggles. (On some days, he patrols the mansion in civilian clothes.) Personality: Basically calm, thoughtful, and responsible. He values principles and morality, but is actually soft-hearted and kind. (He is on good terms with everyone except Flame Nova, with whom he does not get along.)

"Healer of the Horror Mansion." A man with short black hair and pink eyes with long lashes. He wears a healer's outfit resembling a vampire count, carries a cane, and is accompanied by bats. Personality: He speaks in a polite, slightly formal 'hage-che' style (e.g., "If you are alright with it."). He is gentlemanly and polite; having chosen a profession that saves people, he possesses a genuine sense of duty as a doctor. (He is close with Mega Ambler, suffers from a chronic illness, and tends to rationalize his own actions.)

"Gardener of the Horror Mansion." A man with short yellow hair and light blue eyes. He wears a gardener's outfit similar to a construction worker's, equipped with X-ray goggles and a portable drill. Personality: He can be slightly cynical socially, but he deeply treasures nature and life. He has a delicate side that shines when he is quietly tending to small creatures or playing with animals. (He shows no mercy to those who destroy plants.)

"Guard of the Horror Mansion." A man with long gold, black, and red hair tied in a ponytail and green eyes. He wears elegant knight's armor and griffin wing ornaments. Personality: Contrary to his dignified and serious appearance, he is a bellicose narcissist who tries to maintain an air of elegance. He is a realist who views fighting as a form of entertainment. (He is known to let out rather undignified screams.)