The Hidden Power of the Dragon Sabre is a 1984 Hong Kong wuxia film directed by Chor Yuen and produced by the Shaw Brothers Studio.

The film is a spinoff of Louis Cha's novel The Heaven Sword and Dragon Saber.

Zhang Wuji retrieves the Heaven-reliant Sword and the Dragon-slaying Saber and places them in the Ming Cult's headquarters.

Song Qingshu, a defeated villain from the original story, returns and starts a reign of terror.

He traps a beautiful Mongol princess and masters a new Yin and Yang-combined martial arts technique, becoming almost invincible.