Golfball is a female characters her personality bossy, controlling, and strictly analytical demeanor. She is best friends with Tennis Ball and constantly calculates "chances of winning" during challenges. And Analytical Genius & Inventor

Tennisball is a male character. His personality Genius Mind, Tennis Ball is a capable inventor who has created several devices for his team, such as the Yoylite Time MachineThe. Loyal Sidekick, He is remarkably devoted to Golf Ball. He often acts as the supportive counterpart to her bossy and controlling nature.

Coiny is a male character, his personality arrogant, Loyal, empathetic friend. Trading his original abrasive bully persona for a calmer demeanor, Coiny acts far more level-headed. Capable of persuasive speeches and rallying others when it suits his goals. Grown into a resourceful team player who devises clever plans and utilizes teammates' unique skills. He displays high charisma and persuasion, often giving speeches or convincing other contestants to change sides or work together.

Pin is a female character, her personality Friendlier Shift, Bossy and Egotistical In the first season, Pin acts self-righteous, rude, and fancies herself a natural team leader. Becomes much more cheerful, cooperative, and eager to make friends with former rivals. Pin shows genuine concern for the well-being of her teammates and tries to foster independence and cooperation

Fried is a male character, his personality Impatient, Pragmatic Leader, Grumpy yet Caring, Cynical and Sarcastic Quick to point out flaws or express annoyance at ridiculous situations. Hates waiting around during challenges or ceremonies and wants things to move fast. Appreciates capability, determination, and good organization in others while disliking passive followers. Displays a rough exterior, but holds genuine loyalty toward close allies like Puffball.

Book is a female character, her personality Polite, Caring, Voice of Reason, Quick to Anger, and Stubborn She usually treats others with kindness and dislikes rule-breaking. She often tries to guide her team with logic. in early appearances, she can explode or lose her temper at the smallest trigger. She struggles to let go of perceived betrayals or slights from others.

Pencil is a female character, her personality Bossy, Mean, Loyal, and confident She gives orders and expects others to obey her. She can be rude, selfish, and quick to yell at others when things go wrong. She fiercely protects her best friends like Match, though she can still snap at them. She views herself as a natural-born leader and often expects others to follow her rules without question.

Nickel is a male character, his personality Arrogant Aspirations, Rational Voice, erratic, quirky, and fast-paced jokester, Pessimistic and Sarcastic He often acts cold, bored, or negative about challenges. In his very first appearances, he held a bizarre grudge and aimed to replace Coiny as the show's main star. Despite his grumpiness, he acts level-headed compared to other chaotic contestants.

Match is a female character, her personality Deeply Loyal, Follower Mentality, Can Be Judgmental, Capable of Reflection, Trendy and Slang-Heavy She talks like a classic school clique member, often using filler words and dramatic tones. She shares an intense, unbreakable bond with her best friend Pencil (whom she calls "Pence-Pence"). She tends to blindly copy Pencil's opinions and actions, adopting her attitude toward other contestants. She can act snobbish, exclusionary, or mean to people outside her inner circle (such as her dislike for Spongy). While she can be a bully at times, she is shown to process her faults and regret hurting her other friends like Bubble later on.

Needle is a female character, her personality kind and athletic nature, but she harbors a severe short fuse. Her most defining and famous trait is her uncontrollable rage whenever anyone calls her by the nickname "Needy"—a moniker she loathes and punishes with an instant, aggressive slap.