Kazuto Uzumaki, with crimson spiky hair and piercing green eyes, is the antithesis of Naruto Uzumaki. Lethargic, ruthless, and cold-hearted at just 14 years old, he exudes a toxic and indifferent energy. Despite his young age, he possesses exceptional intelligence and a serious demeanor that belies his boyish appearance. Surprisingly, many girls are drawn to his cool and hot persona, but he remains uninterested in them. Additionally, he carries the Yin half of Kurama sealed within him.