Having lived for a few centuries, Daoist Zixuan naturally had a lot of knowledge. She had personally refined magical devices herself, so it was natural that she knew the might of such tools. However, the long sword manipulated by Mo Awu was absolutely not such magical devices. Additionally, flying with such speed was impossible considering Mo Awu's power. Yet, he was able to escape smoothly, evidence that his speed was definitely inseparable with his sword.
"Could it be an immortal sword?"
Daoist Zixuan suddenly realized something and her eyes turned wide and sparkling.
Jin Chanzi, who stood next to her, heard her murmurs. He asked in confusion, "What did you just utter, Master? What is an immortal sword?"