Within the spatial turbulence, Phoenix and Feng Qing'er stared blankly at the scene, their eyes filled with shock and disbelief.
That terrifying sonic attack truly possessed the power to destroy heaven and earth. Even the faint echoes that traveled ten thousand miles to Feng Qing'er's ears still left her slightly dizzy.
One could only imagine how terrifying the soul attack woven into those dreadful sound waves had been at the center of that roar.
Yet no matter how terrifying the attack was, seeing a peak six-star Demon Saint perish just like that still sent towering waves crashing through both women's hearts.
A single roar had killed two Dou Sheng outright, and the stronger of them had even been a peak six-star Dou Sheng whose rank surpassed Xiao Yan's.
But unlike the two bewildered women, Xiao Yan merely nodded in satisfaction at the center of the battlefield.
The power of Jing Lian Heavenly Wrath was quite good.
After all, this soul attack had been created by the Yellow Springs Demon Saint himself, and it stood at the very pinnacle of sonic soul Dou Techniques across the entire Dou Qi Continent.
Moreover, Xiao Yan had added Jing Lian True Intent and the nine-colored Jing Lian flame to this already terrifying soul attack, giving it an astonishing suppressive effect against the Extraterrestrial Evil Race.
Beyond that, the souls of these two Demon Saints had simply been too weak. After all, most magical beasts were not skilled at cultivating their souls.
Even the Demonic Dragon True Saint had fallen into a brief daze after taking one of Xiao Yan's attacks back then, let alone these two fellows whose souls had not even reached the Heavenly Realm.
That was precisely why Xiao Yan had been able to roar these two Demon Saints to death with