The State Preceptor of Black Hall practiced the art of curses. However, the legacy of this art had evolved into many versions over time, and the one he mastered was the Heart-Seizing Technique.
The so-called Heart-Seizing Technique allowed one to control other living beings through the power of a curse. As he channeled this technique, the thousands of demon beasts behind him grew frenzied. It was as if they were suffering immense agony, letting out bleak, desolate roars that resonated across the sky, deafening and thunderous. This mournful wailing shattered the black clouds overhead. The roar was so terrifying that even the earth trembled, as if the very heavens were about to be torn apart by the sound.
"Kill."
Chapter 1504