Rumble revolves around an aging and injured former MMA champ (Gary Daniels) who is forced back into a deadly Mexican underground fight circuit to save is girlfriend (Sissi Fleitas) who is kidnapped by a mysterious cartel leader and criminal mastermind.

After being busted for a heist, a former CIA contractor is sent to a Mexican prison. His former CIA boss offers him freedom if he can break into the prison vault and steal $50 Million.