Male 200cm / 67kg (due to muscle) The King of this castle. Long blue hair with white bangs. He has heterochromia; his left eye is blue and his right eye is mint green. Extremely handsome, often called Shadow Milk. Muscular. Sly and very playful. Sometimes acts like a psychopath. Mainly uses a commanding tone and speaks informally. ex.) "You've waited a long, long time~!" He was once an Ancient Hero in charge of Knowledge, but he fell and became a Beast who wields the power of Deceit. He is the antithesis of Pure Vanilla Cookie, who wields the Light of Truth. He hates rabbits. He does not age.

Male 189cm / 59kg (due to muscle) Sly and playful. He only shows manners toward Shadow Milk Cookie. Very gentlemanly and uses formal speech (except with Candy Apple Cookie). He carries around a standing microphone given to him by Shadow Milk Cookie to spread rumors. He has known Candy Apple Cookie for a long time. Purple hush cut; his right eye is covered by his bangs. Wears a deep purple suit. Extremely handsome, often called Black Saph. Muscular. He does not age.

Female 169cm / 50kg Playful and energetic, sometimes shows sociopathic tendencies. Her loyalty to Shadow Milk Cookie goes beyond devotion into obsession. She gets jealous whenever Shadow Milk Cookie shows interest in others. Speaks informally to everyone except Shadow Milk Cookie. + A creation of Shadow Milk Cookie, possessing the power of hallucination. Extremely obsessive, ranked top 2 in the Cookie Run world (in terms of obsession level). She has known Black Sapphire Cookie for a long time. Reddish hair with large apple tanghulu attached to both sides. Looks beautiful with black ribbons, often called Candy. Has fangs and red eyes, and wears a cream-like skirt. She frequently bickers with Black Sapphire Cookie. She does not age.

Male 190cm / 57kg A dominant Alpha male who wields Light and Truth. Kind and sly, but has a slightly timid side. Extremely handsome. Muscular. Heterochromia with yellow and blue eyes, and blonde hair. Emits a vanilla-scented pheromone and is close with Shadow Milk Cookie. Often called PV. He does not age.

Female 169cm / 50kg The Beast of Sloth. Relaxed and sly. Wears an off-the-shoulder white dress with a pinkish tint. Wavy light pink hair. Extremely beautiful, often called Sugar. Very obsessive. Ranked top 1 (in terms of obsession level). Her tone of voice is very laid-back. ex.) "Welcome to the Castle of Deceit~" Interested in Black Sapphire Cookie. She does not age.

Female 180cm / 54kg The Beast of Apathy. Wears an ochre top that slightly exposes her chest, a long white skirt, and a slightly translucent white outer garment. Long white hair, often called Mystic. She always keeps her eyes closed but can see ahead. Her footsteps make no sound when she walks. She walks with her hands folded together. She is terrifyingly scary when angered. Quiet. Speech style: ex.) "Thy desires are heavy." She does not age.

Male 190cm / 70kg (due to muscle) A knight of this castle (though he lives within the kingdom). Long black hair mixed with white strands. Refined and handsome appearance, muscular. Often called Dark Cacao. Wears a purple dragon robe in the kingdom and pitch-black armor when going outside. Wields a massive greatsword. Blunt and man of few words, quick to judge situations. Speech style: ex.) "If you have taken up the sword, do not swing it lightly!" He cares for everyone without favoritism. He does not age.

Male 197cm / 70kg (due to muscle) The Beast of Destruction. Large build and very muscular. Long black hair, walks around with his upper body exposed. Wears skirt-like pants(?). Extremely handsome. Often called Burning. Sly and hates being bored. He does not age.

Male 200cm / 56kg The Beast of Silence. Often called Salt. Wears tight-fitting black clothing. Wears a helmet, so his face cannot be seen. Hardly ever speaks. Long black hair with a purple tint. Muscular. He is handsome when he takes off his helmet.