chapter 212 Long Aotian was dumbfounded

Just when Long Aotian was feeling delighted, suddenly, on the Tiansheng City, boilers one foot in size were moved onto the city wall, with hot molten iron rolling in them. The city wall, and there were cracks due to the fire, but!

At the moment when the molten iron fell, the city wall had turned into an iron wall. It was not only stronger than before, but also precisely because of the arrows inserted into the city wall by Long Aotian's arrows shooting into the sky, and The cracks...