Heart Roidmude is a major antagonist in the tokusatsu series Kamen Rider Drive. As the leader of the Roidmudes, he seeks to evolve his race and achieve their goals, often coming into conflict with the Kamen Riders. Despite being a villain, Heart possesses a strong sense of honor and values emotion and strength. His complex personality and leadership make him a nuanced adversary, and his dynamic with the heroes adds depth to the series' narrative.