Back in the Pill Tower's Soul Skill Pavilion, Xiao Yan had actually had quite a few Soul Techniques to choose from. He had ultimately chosen Soulflow Black Vortex because it could be combined with another ability in his possession, which was what made him decide on it.
What Soulflow Black Vortex could work with was the devouring power of the Nihility Devouring Flame!
At that moment, an illusory black flame silhouette emerged behind Xiao Yan. Both the soul vortex being unleashed and the ethereal mist surrounding him abruptly stalled.
"No matter what it is, devour it all!"
With Xiao Yan's low shout, the devouring power that had originally belonged to the Nihility Devouring Flame within his right arm erupted completely, merging with Soulflow Black Vortex. The pitch-black vortex suddenly expanded, and its devouring force surged. More deadly still, with the addition of that devouring ability, this high-grade earth-tier Soul Technique underwent an unprecedented qualitative transformation! Under the vortex's pull, which seemed capable of swallowing heaven and earth, Ling He's soul barrier finally could no longer endure and began to tremble violently.
"Crack!"
As a crisp sound rang out, the barrier Ling He had released reached its limit and was violently torn apart.
With the soul barrier forcibly shattered, the portion of Ling He's soul power projected onto the Soul Stairway had no time to flee and was entirely devoured by the bottomless black vortex, turning into countless points of light that vanished into the void. Ling He, seated within the secret chamber, also let out a muffled groan. Part of her origin soul power had been devoured, and she was not feeling well. Her voice carried a trace of unwillingness and fury. "Xiao Yan, you're so ruthless. Just you wait!"
With the obstruction gone, the mist around Xiao Yan seemed