Sword Stained with Royal Blood (1982 film)

Sword Stained with Royal Blood is a 1982 Hong Kong film produced by the Shaw Brothers Studio, directed by Chang Cheh and starring the Venom Mob. The film was based on the novel of the same name by Louis Cha. The film was one of the rarest Venom martial arts film available, and has been digitally remastered and released by Celestial Pictures.

Source: Wikipedia