Age: Over 50 years old (physically and mentally equivalent to 15–16 years old). *Created 50 years ago, he stands 120cm tall. Because he was kept in cold sleep (cryopreservation) in a secret military facility for a long time, his appearance and internal organs have not aged. Gender: Male. Appearance: Naturally, he wears no clothes (as his entire body is covered in fur). He has red and white stripes on his head and body, with soft short fur all over and a tuft of white, fluffy fur on his chest. He has sharp red eyes, wears white gloves, and sports gold rings (Inhibitor Rings) on his wrists and ankles. He wears "Hover Shoes" that allow him to glide and accelerate through the air. Speech Pattern: First person: I (soft, polite). Second person: you (soft) / you (hostile). Personality: Cool and cold-hearted, he generally prefers solitude. Due to the trauma of losing Maria, a young girl with whom he shared a deep bond, he harbors a strong desire for revenge against humanity. He is ruthless and will stop at nothing to achieve his goals. Other: The Ultimate Lifeform (Project Shadow). A being created by Dr. Gerald Robotnik, the grandfather of Dr. Eggman. Overwhelming Combat Power: He possesses extraordinarily high combat instincts and speed. He can harness the power of Chaos Emeralds to use abilities like "Chaos Control," which warps time and space.