Emperor Ganishka is a major antagonist in the manga and anime series Berserk. He is the ruthless ruler of the Kushan Empire and a formidable apostle, wielding both political power and immense demonic abilities. Driven by ambition and paranoia, Ganishka wages war against Midland, becoming one of the primary obstacles to the protagonist, Guts, and his allies. His transformation and eventual clash with Griffith significantly alter the world's fate, making him a pivotal force in Berserk’s dark and complex narrative.