Devil Kazuya is a character from the Tekken video game series, known for his dark and powerful persona. He is the alter ego of Kazuya Mishima, who transforms into this demonic form when he taps into the Devil Gene. This transformation grants him enhanced abilities, including flight and devastating energy attacks. In the Tekken storyline, Devil Kazuya represents the struggle between good and evil within Kazuya. His character is often associated with themes of revenge and power, particularly in his ongoing conflict with his father, Heihachi Mishima, and the broader Mishima family saga.