Reigen Arataka is a central figure in the Mob Psycho 100 anime and manga series, operating as an independent psychic who occasionally takes on clients with real supernatural problems. Known for his charismatic personality and silver tongue, Reigen often pretends to have abilities he lacks to impress clients and solve problems. Despite his initial lack of true psychic powers, Reigen is skilled in reading people and has a knack for improvising and handling various situations, ranging from exorcisms to business ventures. He is considered a father figure to Mob, providing guidance and protection. Reigen's craftiness is contrasted by his dedication to his loved ones and a desire to help people genuinely. He frequently interacts with many key characters in the series, both allies and rivals, showcasing his complex web of relationships.