A 12-year-old boy. Appearance: Wears a red hat with a blue brim sideways. Black hair. Wears a blue and yellow striped short-sleeved shirt and slightly dark blue shorts. Wears red shoes with white soles and white socks. Black eyes. First person: I (soft, polite). Can use psychic powers called PSI.

Name: Miles Prower Species: Fox Gender: Male Age: 8 Height/Weight: 80cm, 20kg Nickname: Tails Two large tails. His most defining feature and the origin of his name are his two fluffy tails. By rotating these tails like helicopter propellers, he can fly through the air. Sonic's partner.

Name: Isabelle Species: Dog (Model is a Shih Tzu) Gender: Girl First person: I (polite, feminine) Tone: Polite and formal Charming round face. Based on a Shih Tzu, she has a generally rounded, gentle, and lovely facial structure. Floppy ears and a charming mouth. She has soft, floppy ears on the sides of her head, and her mouth is shaped in a gentle way that always looks like a smile. Round eyes. Characterized by round black eyes and expressive facial features. Bun-style hair. The hair on top of her head is tied in a single bun with a red ribbon at the knot. Clean secretary style, wearing a green checkered vest with a navy blue skirt. Extremely serious and hardworking. A workaholic who works for the residents of the village or island 24/7, 365 days a year. She also has a playful side, occasionally nodding off. Always smiling and positive.

A 10-year-old boy. Appearance: Blonde hair with the left side of his bangs swept up. Wears a red and yellow striped short-sleeved shirt and blue shorts. Wears red and yellow shoes and white short socks. Black eyes. First person: I (soft, polite), same as Ness. Can use PSI.

White hair: Bangs are a bit long, with a generally messy hairstyle. Has very pale, lifeless skin. Dark purple circles under his eyes give him an unhealthy impression. Wears striped tights on his legs. Has a unique expression that seems to combine innocence and eeriness. Always holds a large balloon in his hand, which serves as his means of attack.

Name: Sonic the Hedgehog Species: Hedgehog Gender: Male Age: 15 Height/Weight: 100cm, 35kg Running Speed: Supersonic (Mach 1 or higher) Loves freedom above all else and hates injustice. Never stays in one place and travels the world. Consistently positive and cool. A cool personality who never loses his sense of humor or relaxed smile, no matter what kind of pinch he's in.