Hidden Bat enters the Mohist Mechanical City. Moon Goddess demonstrates the power of Yin Yang to the Emperor and talks about the child threatening the empire, Jing Tianming, and predicts that he will kill Ge Nie. At the Mechanical City Master Ban suspects that Qin forces will not try a frontal attack, but will use stealth to breach the defenses. In an experiment, Wei Zhuang pits a Mohist machine against a Gonshu Clan snake to see which will win – the Gonshu snake. While on patrol at the perimeter of the Mechanical City Da Tiechui and troops encounter Hidden Bat. (thetvdb.com)