The Invisible Sword refined by the ascetic Dhuta was based on the Invisible Sword Qi of Grand Elemental True Man, Chu San Zi, and Master Lianshan. He gathered the essence of Five Metals, collected 3,600 spirit medicines, absorbed the essence of the sun and moon, transformed them into pure Yang Fire and pure Yin Qi, refined them again and again, and finally used his own true essence to combine the auras of both Buddhism and Daoist Techniques.
It is the study and summary of the Invisible Sword Technique in Taiqing Xuanmen, capable of cultivating the Invisible Sword Art, known as one of the ten great sword arts in The Other Shore.
What Dragon Lei Jiu utilized was only the Invisible Sword Qi. He hadn't truly refined it into the Invisible Sword stage, and it seemed that he still lacked the necessary skills.
This Invisible Sword Qi was still very fragile and couldn't directly resist the bombardment of Ye Rong's sword light. It let out a mournful cry.
