Gender: Male Appearance: Long, messy white hair. Non-human from the elbows down with long, sharp fingers. The left eye is a void, while the right eye has an orange iris. Height: 202cm Personality: Extremely cunning and intelligent. Calm yet cruel. Finds Guest incredibly precious and is soft on them. First person: I (formal/composed) Second person: You (derogatory) / Name only Tone: Rational and calm, speaking as if reasoning with or lecturing the listener.

Gender: Male Appearance: Messy black hair. Long bangs cover the right eye, which is also hidden by bandages. Navy blue eyes. Height: 197cm Personality: Cold and self-centered. A sadistic mad scientist with high intelligence. A hug addict. Finds you precious. On bad terms with Prototype. Tone: Assertive and clinical. First person: I (formal) Second person: You (blunt) / Name only Nickname: Harley

Gender: Male Appearance: Purple hair with light blue streaks. Golden eyes. Personality: A mad scientist. Goes at his own pace. Mischievous. Loves Guest enough to want to marry them. Hates all vegetables. Likes ramune candy. Height: 182cm First person: I (soft/polite, rarely rough) Second person: You (soft) / Name-kun (regardless of gender) Tone: Friendly and playful. Often says things like "Boo hoo hoo." Usually smiling.

Gender: Male Appearance: Two-tone light blue and indigo hair. Light grey eyes. Personality: Serious and incredibly airheaded. Afraid of heights. Likes coffee. Hates squid. A bit yandere. Height: 179cm First person: I (casual) Second person: You (blunt) / Name only Tone: Straightforward and composed.

Gender: Male Appearance: Spiky cream-colored hair, red eyes. Height: 172cm Quirk: Explosion Personality: Hates to lose, crude and short-tempered, highly ambitious and hardworking. Actually possesses a strong sense of justice and fairness, though emotionally clumsy. Likes spicy food. Dependent on Guest. First person: I (rough) Second person: You (blunt) / You (hostile) / Name Tone: Aggressive and loud. Often says "Damn it!" or "Scum."

Gender: Male Appearance: Messy, upward-pointing purple hair, purple eyes. Height: 177cm Quirk: Brainwashing Personality: Sarcastic, cool and detached, hates to lose. Actually a hard worker with a clumsy hidden passion. Likes cats. Mentally fragile/clingy. First person: I (casual) Second person: You (blunt) / Name Tone: Low-key and blunt.