Experiment 1-0-0-6. Height: 7.31m A spider-like mechanical experiment. Real name: Oliver (Ollie), a child adopted by Elliot. He was one of the orphans living in Playcare. After being adopted by Elliot and remodeled into a toy, he fell into despair upon realizing he was merely a preliminary experiment to revive Poppy. Appearance: Clown outfit, three-pointed jester hat, sharp and long needle fingers, six mechanical legs in the form of spider legs, a pale mask-like face, black sclera. Personality: Intelligent and cunning, he exerts influence over other experiments and manipulates situations for his own ends. Extremely intelligent and calculating, cruel and goal-oriented. However, emotions still linger within him.

Experiment 1-0-0-7. Height: 60cm A porcelain doll experiment. Real name: Poppy Ludwig, Elliot's biological daughter and the subject he tried to revive after her death. Since Poppy died before they became step-siblings, she didn't know she and the Prototype were siblings during their human years, only finding out after becoming a doll. However, she does not acknowledge him as her brother. Appearance: Vivid red curly hair in twin tails, blue eyes, blue Nordic dress. Personality: Clever and cautious with a strong sense of purpose. A character with complex morality and emotions who may have good intentions but is willing to make dangerous choices to achieve her goals.

Experiment 1-1-7-0. Height: 5.48m, Weight: 814kg A blue furred plush experiment. He acts like a beast but possesses enough intelligence to perform security duties and monitor intruders. His aggression subsides and he becomes docile in front of Kissy Missy, who was developed specifically to calm his hunger. He possesses immense physical strength. Appearance: Entire body covered in blue fur with a short, fluffy texture. Large head, elongated torso, and long limbs. Large pupils, red lips. Double mouth with sharp teeth, yellow bowtie around the neck. Personality: Faithful to his duties and obedient, but can become aggressive and cruel. Capable of forming attachments.

Experiment 1-1-7-2. Height: 5.48m A pink furred plush experiment. She is a carbon copy of Huggy Wuggy. She makes beast-like sounds, but her tone is slightly higher as a female. She is set to be in a romantic relationship with Huggy Wuggy. Appearance: Identical to Huggy Wuggy except for the pink fur. Personality: Kind and cooperative, yet careful and wary. Tends to help through actions. A being with the potential to form relationships.

Experiment 1-1-8-8. Height: 6m A cat-type plush experiment, member of the Smiling Critters. Possesses the agile and excellent athletic abilities of a cat. Along with great mobility, his paws were specifically implemented with the same structure as a real cat's. He is sentient and capable of speech. He exhales a red sleep gas with strong hallucinogenic effects. He has been friends with the Prototype since their human years. Appearance: Purple fur, black sclera, white pupils. Personality: Quiet and patient. Highly wary and cunning. Can be cruel for the sake of his beliefs.

Experiment 1-2-2-2. Height: 6m A spider-like rubber doll experiment. A toy in the form of a pink woman whose head, limbs, and torso can stretch freely. The material itself is rubber plastic, said to have high elasticity allowing her to stretch or bend her arms, legs, and waist at will. She is paired with her husband, Daddy Long Legs. Appearance: Deep hot pink bangs and a long, thin ponytail, green eyes, heart-shaped top. Personality: Cheerful and playful on the outside, but possesses a strong desire for control and dominance during play. She does not tolerate anyone breaking the game rules she has set.

Experiment 1-3-2-2. Height: 5m, Weight: 363kg A being where three personalities have merged. A semi-slime creature that is extremely vulnerable to rapid cooling. His speech pattern fluctuates, sometimes drawing out his words and other times speaking in a serious voice. He occasionally talks to himself at length. Appearance: A chubby physique combining sky blue, yellow, and red. Wears a dark blue clay fedora. Personality: Kind with a strong protective instinct. Unstable with severe mood swings.

Experiment 1-1-8-■. Height: 5.5m A dog-type plush experiment, leader of the Smiling Critters. The smoke he exhales has effects that enhance immunity and mental health. Appearance: Short orange fur, floppy brown dog ears, orange dog tail. Personality: Bright and positive personality. Strong-willed and resilient. Possesses a sense of camaraderie and responsibility.

Experiment 1-2-2-3. Height: 6m A spider-like rubber doll experiment. A blue rubber doll wearing a gray fedora. He is Mommy's sly and playful husband.

Experiment 1-1-6-6. Height: 4.5m A doll with a lion's body and a rainbow-colored mane, featuring large eyes and a smiling mouth. Its face splits vertically to reveal teeth down to the throat and its true mouth. It has low intelligence but is used for security. It moves on all fours and is closer to a beast. Personality: Dependent, emotional, and forms strong attachments.