章 2838: 10,000 Kilograms of Blood Wilderness Emperor Essence

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"If I had known, I would have asked Yin Su'er to say hello for me." Jian Wushuang smiled bitterly, but he still followed the guard into the castle.

On the way, Jian Wushuang looked at the long line at the entrance and could not help asking, "Sir, what do these people do?"

"They?" The guard sneered and said, "They are some blacksmiths from different realms. There are blacksmiths of different levels. There are third or fourth-grade blacksmiths, fifth or even sixth-grade blacksmiths. They come here with only one purpose, which is to become apprentice blacksmiths in Fire Cloud Castle."

"Apprentice? Why are apprentices so popular?" Jian Wushuang was surprised.