She already knew

Moreover, Xu zhangyun had said that the refining method of these spirit weapons was very simple. The most important thing was that they were strong, so they used the flame gold essence. Ling Chuxi had also heard of this kind of fine gold before. It came from very deep underground and did not have any special uses on its own. However, because it had already been smelted in the underground magma for tens of thousands of years, its texture was very solid. It was very difficult to smelt it with ordinary true fire.

It was no wonder that Xu Changyun was so afraid of the Fang family head. The heaven and earth Spirit Fire did have a natural advantage in this aspect. However, Ling Chuxi had nothing to fear. Her cold heart Spirit Flame was ranked second among the earth flames, so how could she be afraid of losing to the fourth ranked demonic flame, the Golden ROC feather flame?