Maruzensky is a cheerful and fashionable horse girl in the anime series Umamusume Pretty Derby. Based on a real-life racehorse, she is depicted as a glamorous and confident upperclassman who enjoys helping and encouraging her juniors. Known for her love of driving cars and her dazzling personality, Maruzensky plays a supportive role in the series, inspiring others with her positive attitude and passion for racing. She exemplifies elegance and serves as a beloved mentor figure among the team.