Chapter 521: Ancient Demon Huang Li, The Mystery of the Evil King_2

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But for Han Yi, there was a difference.

With the suppression of a more powerful Ancient God System and the aid of the Proficiency Panel, he wouldn't face the peril of losing his mind. By following the second branch of cultivation, he could achieve even greater might.

Gathering his scattered thoughts.

Han Yi reviewed the method of refining provided by Xuan Cheng once more. After confirming there were no more issues, he began refining the Ancient Demon Heart Stone.

His consciousness connected to the Evil Sea, a stream of demonic power flowed out, leaving his body and falling onto the suspended Ancient Demon Heart Stone before his eyes.

His demonic power, gained from cultivating the Ghost True Body, was inherently black in color. It landed on the equally black heart stone, causing an immediate change.

Above the Ancient Demon Heart Stone, a strange luminescence emerged, which then accepted Han Yi's demonic power.