At these words, Mu Yun and the others beside him all looked shocked.
Mu Yun asked, his voice full of bewilderment:
"Wasn't the Heavenly Wrath Four Symbols Art lost long ago?"
Hearing this, Mu Zhixing murmured gravely:
"According to the rumors, the Heavenly Wrath Four Symbols Art has always been hidden within the Mysterious Wasteland Tower. I suspect Xu Taiping very likely encountered a great opportunity there back then."
While the two spoke, a tremendous collision erupted with a bang, and Xu Taiping's blade force, which had already spread a hundred zhang, was once again brought to a halt by Su Chan's sword intent.
"It seems that even after learning the Heavenly Wrath Four Symbols Art, he still can't hold back Su Chan's sword intent."
Mu Yun gazed down at the enormous circular wall of sword qi on the Sword Platform, which had stopped spreading outward under the obstruction of Su Chan's sword intent, and murmured regretfully.
Mu Zhixing first nodded, then frowned and murmured, "It seems Xu Taiping hasn't practiced the Heavenly Wrath Four Symbols Art long enough."
Beside him, Mu Yun asked in puzzlement:
"Father, how can you tell?"
Keeping his eyes fixed unblinkingly on Xu Taiping on the Sword Platform, Mu Zhixing explained:
"When the Heavenly Wrath Four Symbols Art is used as a spell or divine ability, its greatest strength lies in its power of teaching the Dao."
Anticipating that those in the side room would surely not know what the power of teaching the Dao was, Mu Zhixing added:
"The Immortal Caressing the Crown and Human-God Push-Back of today's Deity-Summoning Technique both originated from the power of teaching the Dao within the Heavenly Wrath Four Symbols Art."
"If Xu Taiping's Heavenly Wrath Four Symbols Art could make the divine being's dharma aspect behind him wield