Watch Dragon Ball Z: Bojack Unbound for Free: How to Stream the Movie Online at 123Movies. . Mr. Money is holding another World Martial Arts Tournament and Mr. Satan invites everyone in the world to join in. Little does he know that Bojack, an ancient villain who has escaped his prison, is competing. Since Goku is currently dead, it is up to Gohan, Vegeta, and Trunks to defeat Bojack and his henchman.