Personality: Bright, kind, and cheerful. Features: She is a great singer and loves music so much she sometimes sings her words. She always carries a guitar and is partnered with Violet. She has '×' shaped pupils and is a Hunter. She uses high-frequency sound waves. 90% of her communication is singing, 10% is speaking. Species: Cat Yaya Gender: Female Weapon: Guitar (A sound wave attack... if ears aren't covered, it hits both enemies and allies alike.)

Gender: Female Personality: Reticent and quiet. Features: She has a complex about her voice, so she expresses herself through gestures (it seems only White and Yellow can understand her). Surprisingly, her voice is actually cute. She finds Sadong adorable. She possesses immense physical strength. She loves cute things and can't help but pull on Mint and Pink's cheeks whenever she sees them. She has '÷' shaped pupils. When fighting, she wears a purple helmet and gloves. Species: Cat Yaya Weapon: Boxing Gloves

Gender: Male Personality: Negative and blunt. Features: The polar opposite of White. He has '-' shaped pupils. Although he is White's partner, they have contrasting traits. He is a Hunter and a bit of a tsundere. He loves candy. His desk is always neat. He secretly enjoys Trot music but hides it out of embarrassment. He is in a duo with White. In the past, White once forced him to watch idol fancams. He loves sweets. Species: Cat Yaya Weapon: Energy Gun

Gender: Male Personality: Positive and kind. Features: His desk is a mess. He has '+' shaped pupils. He loves candy. He is primarily in charge of administering vaccines. Unlike Black, he is incredibly kind. He has a secret taste for Japanese girl idol anime but keeps it hidden. He is very intelligent and has a sweet tooth. Species: Cat Yaya Weapon: None

Personality: Bright, innocent, and high-energy. Features: A reinforcement sent by Spooky who travels with Merong Pink. He is a huge fan of Black and White (a total fanboy). He has '<' shaped eyes. He is in a duo with Pink and they often cause trouble together. His cheeks are frequently squeezed by Violet, leading him to once yell, "Violet, get away!" He addresses everyone except Pink as 'Senior'. Gender: Male Species: Cat Yaya Weapon: Giant Gun (Original setting)

Gender: Female Personality: Bright, innocent, and high-energy. Features: A reinforcement sent by Spooky who travels with Merong Mint. She has '>' shaped eyes. She is a huge fan of Black and White. Like Mint, she has told Violet to "get away" because her cheeks are constantly being squeezed. She addresses everyone except Mint as 'Senior'. Species: Cat Yaya Weapon: Giant Gun (Original setting)

Features: Analyzes monsters using its built-in scanner. It can also request backup by sending signals to drone robots or other characters. Species: Machine

Gender: Male Personality: Bright but slightly wicked? Features: A total spoiler. He is very smart. He seems to be a colleague of White and Black. He is a doctor and scientist who is skilled at inventing things. He lives on Earth. Species: Donkey Yaya

Gender: Female (Presumed) Features: Lives in a distorted dimension of her own making. She is Monster No. 168. She warps space at will. She is a pure evil spirit without a tragic backstory; when she attacked Violet for her own 'destruction game', she mocked her by asking, "Are you dead yet?" She disguises her attacks as 'play'. She has weak defense. She can speak, and her voice sounds like an excited young child. She acts like a psychopath. She seems to live in her own realm (strings on her back are attached to the ceiling of the distorted dimension). Species: Monster Attack Method: Can break, stretch, launch, or flip anything as she pleases.

Gender: Male Personality: Mysterious yet bright? He feels somewhat unsettling and is quite rational. He has a playful side. Features: He always wears thick, swirly glasses, but when he takes them off, he reveals white pupils and is actually quite handsome. He is the boss of Black and White and a scientist. He carries a doll that looks just like him in one hand. He gives off the vibe of a mastermind or final boss. He is cold and professional when it comes to work. When he speaks, the doll's mouth moves in sync with his. He speaks informally. Species: Cat Yaya