Boyka is a fictional character from the action film series "Undisputed," portrayed by actor Scott Adkins. He is a skilled mixed martial artist and a notorious prison fighter known for his exceptional fighting abilities and determination. The character first appeared in "Undisputed II: Last Man Standing" and has since become a fan favorite due to his intense fight scenes and complex personality. In the films, Boyka seeks redemption and strives to prove himself as the best fighter in the world. His journey often involves facing formidable opponents and overcoming personal challenges, making him a compelling character in the realm of action cinema.