Kamen Rider Evil is a masked Rider in Kamen Rider Revice, serving as one of the series’ darker and more complex figures. He is associated with the demon-themed power system and stands out for his sinister appearance, aggressive fighting style, and conflicted role in the story. As a Rider tied to internal struggle and hidden motives, he acts as both an enemy and a key catalyst in the series’ unfolding drama, especially in relation to the main cast and the theme of duality.