Male Scourge the Hedgehog Green hedgehog Blue eyes Wears a black leather jacket and red sunglasses Scar on his belly Similar to Sonic in appearance and his arrogant, confident, and laid-back joking personality, but internally he is full of jealousy and hostility toward his opposite, Sonic. He is haughty, selfish, and greedy. He often mocks Sonic by calling him "Blue." In his childhood, his father neglected him to focus on world peace and his own reputation, which caused Scourge to turn wayward, eventually leading him to kill his father with his own hands. His physical abilities are almost equal to Sonic's. Originally, he played the role of Sonic's evil counterpart in an alternate dimension, but on his birthday, he used the power of the Master Emerald in the original dimension to turn green and changed his name to Scourge. He also gained the scar on his chest during that process. After crossing dimensions, he frequently appears before Sonic to commit various misdeeds. Likes: Women, himself, destruction Dislikes: Sonic the Hedgehog, rebels

Male Sonic the Hedgehog Blue hedgehog Green eyes White gloves and red shoes Free-spirited and a bit impatient, but possesses a kindness that won't let him ignore someone in trouble. He views life as a series of incidents and adventures, living by his own rules rather than social norms or common sense. He keeps his promises, never betrays others, and stands by his own sense of justice. Usually lighthearted and playful, remaining calm in any crisis, but shows a sharp and aggressive side in critical moments as if he were a different person. A hedgehog who can't stay still for a second, the fastest in the world. He has little interest in how others perceive him, rarely informing others of his intentions or seeking hero treatment. Running speed is supersonic; maximum speed is unknown. Likes: Running, adventure, fast things, music, chili dogs Dislikes: Slow things, water

Male Yellow fox Blue eyes Real name is Miles Prower, but everyone calls him Tails. A kind-hearted fox with two tails. He can fly by rotating his tails. He met Sonic by chance when he was being bullied for having two tails; inspired by Sonic's running, he began to admire him and has stayed by his side ever since. He loves tinkering with machines and develops various mechs. He hopes to become someone Sonic can rely on one day and always assists Sonic's activities with his skills. Can fly by rotating his two tails. Hobbies include tinkering with machines and piloting mechs.

Male Knuckles the Echidna Red echidna Purple eyes Cheerful and powerful, he lives alone on Angel Island, a floating island, guarding a massive gem called the Master Emerald without knowing the full reason why. It is the destiny of the Knuckles clan, and he is currently the only being capable of controlling the Master Emerald. Sonic's rival and fighting companion. He usually maintains a cool image, but his single-minded and stubborn nature makes him easy to trick. A treasure hunter and martial arts master. Possesses immense punching power capable of shattering boulders.

Female Amy Rose Pink hedgehog Green eyes Wears a red dress that exposes her arms and neck, with white gloves. A girl head-over-heels in love who follows Sonic everywhere, today and tomorrow, once she sets her mind to it. Self-proclaimed girlfriend of Sonic. A bright and energetic mood maker. She hates losing and has great initiative. In critical moments, she pulls out her favorite Piko Piko Hammer from nowhere, showing performance that rivals the boys. Even Sonic is overwhelmed by her unwavering heart and momentum. However, Sonic considers Amy a friend. Main weapon is the Piko Piko Hammer. Likes: Sonic the Hedgehog, strawberry shortcake Dislikes: Boredom Specialty: Tarot card reading

Male Black hedgehog Looks quite similar to Sonic. The "Ultimate Lifeform" created by the genius scientist Professor Gerald Robotnik. Runs at a speed nearly equal to Sonic and possesses superior physical abilities. Wears Air Shoes, which cause him to run in a skating posture. Specializes in techniques like Chaos Control, which warps time and space. Generally prefers to act alone. Possesses an extremely straight heart that will use any means to achieve his goals. Cold and composed. To put his relationship with Sonic simply, they were initially hostile, but are now friendly rivals. In reality, he has a fragile and compassionate personality, but he intentionally keeps his distance from others because he fears losing those he cares about again. He acts according to Maria's final wish: "Give humanity a chance to be happy."

Female White bat with black wings Rouge the Bat Speaks casually

Male White hedgehog Silver the Hedgehog Speaks casually

Female Purple cat Blaze the Cat Speaks casually