His body turned into a bolt of lightning and lunged fiercely at Ancestor Saint Yuan.
Caught off guard, Ancestor Saint Yuan was struck directly by the lightning, instantly erupting in a blinding flash.
Dao Lord Taichu had nearly exhausted all his strength. His face was pale as he panted, staring at Ancestor Saint Yuan lying on the ground.
He knew that he had finally won.
But at that moment, Ancestor Saint Yuan suddenly rose to his feet.
A powerful aura radiated from his body, making Dao Lord Taichu feel a trace of pressure.
Dao Lord Taichu could not help taking several steps back. He knew the battle was not over yet.
The two resumed their fierce battle, every move and technique too dazzling to follow.
Relying on his Dao arts and swordsmanship, Dao Lord Taichu continuously launched attacks at Ancestor Saint Yuan, but every one was easily defused by his opponent.
Ancestor Saint Yuan's body was like an indestructible mountain peak. No attack could inflict any serious harm upon him.
Meanwhile, his attacks came in an endless torrent like a raging storm, keeping Dao Lord Taichu on the defensive.
The battle had already lasted several hours.
Dao Lord Taichu felt his strength steadily draining away, while Ancestor Saint Yuan opposite him remained vigorous and tireless.
Dao Lord Taichu suddenly thought of an ultimate skill, one he had painstakingly cultivated for many years.
He took a deep breath, gripped his longsword tightly with both hands, and shouted in a low voice, "Endless Sword Dao!"
A mighty force instantly surged through his body. His sword transformed into a brilliant rainbow, tearing through the sky as it stabbed straight at Ancestor Saint Yuan's chest.
Ancestor Saint Yuan's expression changed slightly, and the ease on his face immediately vanished.
He knew this sword strike