Nie Yun had always been proud of his cultivation, but when he saw his younger brother's advancement speed, he immediately felt he had no confidence left at all.
If he himself was a freak, then this guy was a super freak—he couldn't be judged by common sense!
"Forget it..."
He wanted to say something, but the words lodged in his chest and would not come out. Nie Yun could only shake his head.
His younger brother had fused with the Asura King's memories and possessed who knew how many years of cultivation experience. When it came to cultivation alone, he was even more proficient than Nie Yun. Nie Yun did not even know where to begin if he wanted to offer a reminder.
Moreover, this ability to improve the more he was injured had existed ever since Qi Sea Continent. Even Nie Yun could not understand exactly how he advanced, much less imitate it!
If Nie Yun had opened the Main Dantian and changed his fate, allowing his strength to increase without end and without boundaries, then his younger brother belonged to the category of special constitutions. What kind of constitution it was, and why he advanced the more he was hurt—even with Nie Yun's vast knowledge, he did not have the slightest clue.
Since he could not figure it out, he simply stopped thinking about it. With a flick of Nie Yu's finger, a stone stele appeared before them.
"This is a sword art called the Great Evolution Tianji Sword. I obtained it by chance. You can try cultivating it..."
Stone Turtle had only said that matters concerning Yan Huang Hall could not be revealed. He had not said that the Great Evolution Tianji Sword could not be taught to others, so Nie Yun had no misgivings.
This sword