Title: Boyka: Undisputed (Movie, 2016)
Director: Todor Chapkanov
Cast: Scott Adkins, Teodora Duhovnikova, Alon Aboutboul, Julian Vergov, Brahim Achabbakhe, Paul Chahidi, Petio Petkov, Valentin Ganev, Vlado Mihailov
Country: Bulgaria, United States
Rating: R
Duration: 90 min
Genres: Action & Adventure
The fourth film in the action franchise finds Boyka taking on brutal gangsters to protect the widow of a man he unintentionally killed in the ring.