If he chose to absorb a Soul Core to break through when he reached the Soul Saint bottleneck, then it was almost certain that when he reached level 90, he would undoubtedly make the same choice again.
However, if Huo Yuhao remembered correctly, even with Du Busi's immense strength, his second Soul Core had only been condensed at level 99.
Because the Nautilus inside the Undead Semi-Plane had the ability to cultivate a Soul Core on its own, Huo Yuhao had conducted a considerable amount of research into Soul Cores.
Chapter 830