Legend of the Ancient Sword (古剑奇谭之流月昭明) is a Chinese fantasy-adventure-action film directed by Renny Harlin and based on the video game Gu Jian Qi Tan 2.

A young warrior is searching for his mysteriously disappeared master. He must join forces with other fighters in order to get a magical sword and defeat an evil grand priest. The fate of mankind is at stake.