Kapitel 517: Duan Zhao - Fa Zhen Mentioned

"Are you thinking about creating a formation array to protect this place?"

Zhang Fei nodded to Xian Xianwu. "There are numerous powerful cultivators in this realm, and their strength surpasses that of any of us, including the two of you. Actually, I am a formation array master, but my knowledge in this field is still limited, and my current protective array can only withstand attacks from the heaven realm cultivators. Therefore, I need a stronger array to ensure their safety, particularly when I'm not around."

"Huh?" The Xian siblings were shocked to hear Zhang Fei's confession that he was also a formation array master. "Don't tell me that you also studied alchemy and blacksmithing."