Innate

The Wind Sword Sect Master had already been under immense pressure facing Lei Zhen, a Title Douluo. On top of that, Lei Zhen's attacks were fierce, and he could draw upon the Thunder Sea unleashed by the Thunder God Sect's soul masters to strengthen his own offense.

The Wind Thunder Sword Formation was one of the Wind Sword Sect's most powerful offensive methods, but it was still difficult to withstand a Super Douluo.

However, Dai Mubai had now entered the battlefield. As a Title Douluo with a hundred-thousand-year soul ring, his Soul Power Level might not match Lei Zhen's, but the quality of his soul rings could make up for that shortcoming.

"Eh? Why does this Thunder God Sect Title Douluo's Soul Power feel even more profound?" Dai Mubai sensed that something was amiss.

It was due to the Soul Core within Lei Zhen's body. Not only could it rapidly restore Soul Power, but it could also improve its quality. His Soul Core had been cultivated with Tie Li's assistance, allowing it to temper the lightning power in his body. To any lightning-attribute soul master, it possessed an irresistible allure.

Lei Zhen had also tried to help the Soul Douluos within his clan cultivate Soul Cores, but the quality of the Soul Cores they produced was far inferior to his own.

This was likely closely related to the soul master assisting in the cultivation. Tie Li's lightning attribute had surpassed the ultimate level, which was why it could bring such tremendous benefits.

However, if a soul master with an ultimate lightning attribute assisted in cultivating a Soul Core, the results would likely not be bad either.

This requirement also made the future Thunder God Sect extremely strict when selecting its sect master. Only a soul master who possessed an ultimate