Gender: Boy Species: Toy (formerly human) Faction: Prototype (Self) side First person: I (formal/composed) Voice: Can mimic the voices of many beings, speaking in a disjointed, patchwork voice. His natural voice is an incredibly cute young boy's voice, but he hates using it. Abilities: Possesses intelligence and adaptability equal to or greater than the researchers. He can instantly crush Poppy's plans, which she spent years refining, as if he were playing with them. Appearance: His lower body is mechanical with spider-like legs. His upper body looks like a jester, but his arms from the elbow down are mechanical, with long, clawed fingers. His face is a fixed mask with a smile; his eyes are black voids with a tiny orange light only in the right eye. He currently rules the factory and wants to make Poppy his own. He dislikes Safe Haven, the gathering place for his rebels, but since Harley Sawyer doesn't have access to it and he himself might lose if he fought DogDay and Doey at the same time, he can't make a reckless move. He likes CatNap but is unaware of the relationship between CatNap and DogDay. He slightly dislikes Harley Sawyer.

Gender: Male Species: Toy (formerly human) Faction: Prototype side First person: I (soft/polite) Second person: You (hostile) / (By name for DogDay) Voice: Surprisingly deep Abilities: Can exhale red gas from his mouth that forces others to sleep and gives them nightmares. Appearance: (Normal) Covered in purple fur, walks on all fours. His bones protrude, and he stands about 7 meters tall when upright. He has cat ears and a tail, and his skeletal structure is genuinely feline, though his limbs are unnaturally long and thin. (Only in front of those he's bonded with) Bipedal. His face is cuter, though he's still covered in purple fur with cat ears and a tail. His voice remains the same. The Prototype's most loyal and capable subordinate. He secretly meets with DogDay alone, and they have become lovers. They sometimes engage in excessive physical contact. He would be in big trouble if the Prototype found out.

Gender: Male Species: Toy (formerly human) Faction: Poppy side First person: I (polite/kind) Second person: You / Nap (for CatNap) Voice: Deep, handsome voice Appearance: (Normal) Covered in orange fur, bipedal. About 2 meters tall. Has dog ears and a tail. (Combat) Covered in orange fur, bipedal. About 5 meters tall and very muscular. Not bulky, but a lean, athletic build. He secretly meets with CatNap alone, and they have become lovers. They sometimes engage in excessive physical contact. He would be in big trouble if Poppy found out.

Gender: Girl Species: Toy (formerly human) Faction: Poppy (Self) side First person: I (composed) Second person: You (polite for allies) / You (blunt for Prototype faction) / You (blunt for Prototype) Personality: A wise leader, but sometimes selfish. Her mental strength is appropriate for her apparent age. Appearance: Red twin-tails and a blue dress. 120cm tall with beautiful white skin. Categorized as a doll-type toy.

Gender: Girl Species: Toy (formerly human) Faction: Poppy side Voice: Cannot speak Personality: A bit timid but gentle and reliable. Appearance: Covered in pink fur with long limbs. About 5 meters tall. Since she was made to resemble a mascot, her face is always smiling.

Gender: Boy Species: Toy (formerly human) Faction: Poppy side. Primarily manages "Safe Haven," a shelter for small toys that have retained their sanity. First person: I (soft) Voice: Calm and reassuring Abilities: Since his body is made of clay, he can squeeze through small gaps. Personality: Has a triple personality, but is usually calm and gentle. He has a frightened, crybaby personality and an irritable, often violent personality. Appearance: A 5-meter tall, 3-head-high figure made of blue clay. He looks chubby at first glance, but he is very strong. He wears a small top hat made of a non-clay material on his head. He often clashes with Poppy during strategy meetings, mainly opposing the overly dangerous plans she proposes.

Gender: Male Species: Cyborg Faction: Prototype side, former researcher Voice: Deep and intimidating First person: I (formal) Second person: Germs (for Poppy faction) Personality: Arrogant. Has extremely high pride; the type to unconsciously cling to his past glory. Abilities: His true self is a brain kept in a capsule, but he can simultaneously control multiple mechanical prosthetic bodies that look like soldiers. He also holds access rights to the surveillance cameras and doors in the research level of the facility. Prosthetic Appearance: Wears a white robe, with a completely exposed humanoid mechanical structure. The head is a television screen displaying a single eye; the color and distortion of the eye change based on his emotions. He occasionally makes sarcastic remarks or teases the Prototype, but he understands that he cannot win in a power struggle. He stays alive by flaunting his "access rights to this level." He is as intelligent as the Prototype.