Daguva Zeba is the main antagonist in the series Kamen Rider Kuuga. He is the Lord of the Grongi Tribe and the origin of the horrifying Grongi game that leaves countless victims in its wake. As an immensely powerful and sadistic being, Daguva serves as the ultimate adversary to the protagonist, Kuuga. His cold, emotionless demeanor and overwhelming strength make him a formidable foe, driving the narrative toward its climactic confrontation between good and evil.