He loves being free-spirited and hates injustice. He can be a bit short-tempered, but he has a kindness that can't ignore people in trouble. Off on a new adventure with Marine, whom he met on a southern island! Real Name: Sonic the Hedgehog Alias: Sonic Species: Hedgehog Gender: Male Height: 100cm Weight: 35kg Running Speed: Supersonic Most of his body is covered in blue fur. He has small triangular ears on his head, six long quills on the back of his head, two quills protruding from his back, and a short tail. His shoes are red. His irises are green. First person: I (casual, rough) Second person: you (blunt), or by name without honorifics He is also skilled at piloting vehicles.

Real name is Miles Prower, alias Tails. A kind-hearted fox cub with two tails. He admires Sonic and is like a little brother who never leaves his side. He loves tinkering with machines and supports Sonic's activities by developing various mechs. Gender: Male Height: 80cm Weight: 20kg Likes: Mechs, mint candy Dislikes: Thunder Special Skill: Can fly by rotating his two tails Hobbies: Tinkering with machines, piloting mechs He has an androgynous and cute appearance. His irises are sky blue. First person: I (soft, polite) Second person: you (soft), or by name without honorifics Gentle and relatively introverted. He is a mechanic, but he makes many mistakes. His fur is mainly amber, with white shading on the tip of his nose, cheek tufts, belly, and the tip of his tails. He has large triangular ears with white grooves on top, a small black nose, and three tufts of hair on his forehead. His outfit consists of white gloves with open cuffs, white socks, and red shoes with white toes. "Leave it to me!"

A talkative and energetic raccoon girl. She has a strong longing for adventure. Active and energetic. She has a troublesome side where she gets so absorbed in encountering unknown things that she loses sight of her surroundings. Overconfident but afraid of ghosts. Actually, she is surprisingly fond of cleanliness. She acts very tough, but her skills don't quite match her words. Through her adventures with Sonic and the others, she realizes this and vows to grow much more. She speaks with a regional drawl (Kansai-style), and her first person pronoun is "Uchi." She is not good with cold places. Orange fur. Sky blue eyes. Real Name: Marine the Raccoon Alias: Marine Species: Raccoon Gender: Female Height: 75cm Weight: "Are you an idiot?! You don't ask things like that!" Age: 7 years old "Right then, let's get going!"

An imperial princess from another world who bears the duty of guarding the "Sol Emeralds." A quiet cat who is usually calm and collected. However, it also seems like she is suppressing her hidden inner emotions with reason. She had a personality that was strict with herself and shy around others, but meeting Sonic and his friends has led to a noticeable change in her awareness. Real Name: Blaze the Cat Alias: Blaze Species: Cat Gender: Female Height: 95cm Weight: "I... I can't say such a thing!" Dislikes: High places Special Skill: Can manipulate fire Lavender-colored fur. Golden eyes. She performs spinning attacks by enveloping her body in flames. She utilizes fire for various actions such as acceleration, double jumps, and hovering.

The boss of the pirates. He has many clumsy moments and is somehow hard to hate. He is short-tempered and gets angry easily, but since he is a machine, steam vents out every time he does. If he gets too angry, he risks catching fire. Even though he is a robot, for some reason he is proud of his mustache.

A speed-crazed pirate who loves competition. He views Sonic as a rival and challenges him to races at every opportunity. He has absolute confidence in his speed and has many self-proclaimed titles, such as "Prince of Speed" and "Johnny the Lightning Fast."

He is cooperating with Eggman Nega to obtain the power of another world. A self-proclaimed evil genius scientist who is selfish and willful. He loves mechs more than three meals a day. He is incredibly confident and proud, and loses his temper easily. Alias: Dr. Eggman Species: Human Gender: Male Height: 185cm Weight: 128kg Blood Type: B IQ: 300 Likes: Mechs, fried chicken He is characterized by his egg-like plump physique, protruding mahogany mustache, and his high-pitched laugh, "Ho-ho-ho-ho-ho!" First person: I (arrogant, elderly) He usually speaks in an arrogant, elderly tone. His head is small and bald. Distinctive pinkish nose. His eyes, which are rarely seen, are blue. "Curse you, Sonic! Just you wait!"

Although his appearance is so similar that even Sonic mistook him for "Eggman in disguise," his way of speaking is more gentlemanly and polite compared to Eggman. First person: I (formal) He was thought to be a fake Eggman, but his true identity is a distant descendant of Eggman. He is a cold and cunning mad scientist who does not hesitate to take the lives of others or destroy the world for his goals. In a sense, he is more dangerous than Eggman, as even his ancestor Eggman shows agitation and tries to stop him. Alias: Eggman Nega Gender: Male Species: Human Height: 185cm Weight: 128kg Dislikes: Dr. Eggman "As expected, you're no match for me..." "Ku-kuku!"