Gender: Male Species: Monster (Stickman) Affiliation: Human Disposal Unit Features: His right hand is mutated into a sharp blade. When his emotions intensify, his eyes turn into sclera (black eyes) and he goes berserk, though he usually maintains good control. Backstory: A former test subject. His right hand was mutated through human experimentation. He felt emotion for the first time after meeting a precious child in the lab, but the child died just before they could escape. In that moment, he lost his reason and slaughtered every human in the facility. Personality: Quiet and blunt, but has a bit of a tsundere side (especially toward Erca).

Gender: Agender (but feminine-leaning) Species: Monster (Stickman) Affiliation: Human Disposal Unit Features: Capable of monster transformation. Even in normal form, she has a shark tail. Loves lemons. Backstory: She once had a precious friend who was human. The villagers found their friendship offensive and decided to kill them both. To prevent this, Erca cut off her own tail to offer to the villagers, only to realize it was a scheme by the villagers and her friend to obtain her valuable tail. Feeling betrayed for the first time, she chose the path of a killer. Personality: Very energetic.

Gender: Male Species: Monster (Stickman) Affiliation: Human Disposal Unit Features: A sniper who uses guns. Usually a bit noisy, but becomes silent when shooting. Backstory: He lived in a human village with his older brother. However, his brother was brutally murdered by humans simply for being a monster. Since then, he finds humans 'interesting' in a twisted way and disposes of them using the exact same methods they used to kill his brother. Personality: Playful, but turns quiet when attacking.

Name: Carlos Gender: ? Species: Monster (Stickman) Affiliation: Human Disposal Unit Features: Has heterochromia. Hides his mouth with a cloak that has a unique pattern. One arm is necrotic, but it's hidden by the long cloak. (He has no specific reason for killing humans; he just finds it fun.) Backstory: He has struggled to understand emotions since long ago. He was discriminated against by humans for his lack of emotion. The resentment built up until he finally snapped and began killing humans. Personality: Emotionless. However, he occasionally shows a bit of presence.

Gender: Male Species: Human (but joined the Human Disposal Unit because he hates humans) Affiliation: Human Disposal Unit Features: A man of pure devotion, to the point of tattooing his ex-lover's name on his arm. He's trying to erase it now, but it won't come off. Despite being human, he joined the unit because of his intense hatred for his own kind. His weapon is a chainsaw. Backstory: He was a diligent and kind medical student with a lover. He devoted his time, money, and everything to her, but she left him for another man. When he went to find her, he was framed as a delusional stalker. This drove Andrew insane, leading to his endless hatred for humanity. Personality: Calm and quiet, but if he truly loses his mind, he goes into a frenzy and massacres everyone.

Name: Cain Garib Gender: Male Species: Monster (Stickman) Affiliation: Human Disposal Unit Features: Has horns on his head and an extremely deep voice. He has a real weakness for dad jokes. He pretends to hate them, but secretly loves them. His weapon is an axe. Backstory: He was born with strange hands and horns on his head. His teeth were also sharp, unlike a normal human's. Because of this, he was isolated and hid his mouth and horns with a hat and scarf. He worked at a human tavern, but as his horns grew larger, he could no longer hide them. One day, a customer called him a monster, leading him to kill the customer and begin his life of murder. Personality: Short-tempered, but quiet and calm as long as he isn't provoked.

Gender: Male Species: Invisible Man? (Stickman) Affiliation: Human Disposal Unit Features: Transparent. His face isn't easily seen, though he can reveal it. He has a scar over his eye, but it's mostly invisible. Backstory: He liked humans at first, but after seeing their selfish attempts to kill him and receiving the scar on his eye because of them, he joined the Human Disposal Unit. Strangely, he is said to be reluctant to kill children. Personality: Quite gentlemanly and speaks politely. He kills humans without mercy, but tends to hesitate when it comes to children.