This was the seal Thunder Emperor had created before his death, using the Thunder Ancestral Talisman as its foundation to imprison that King-ranked Evil Demon here for a thousand years!
As Thunder Emperor looked at the seal, his faintly smiling face was now filled with hatred. If the Evil Demons had not ambushed him back then, his life would have been worth far more than one King-ranked Evil Demon and two Evil Demon Generals. At the very least, he could have taken down one or two True King-level Evil Demon Kings with him!
But just as Thunder Emperor prepared to strike while he had the chance, Xiao Wujiu raised a hand to stop him. Under Thunder Emperor's puzzled gaze, the Creation Cauldron appeared in Xiao Wujiu's hand once more, while the Yongzhen Array on his forehead slowly flew out and landed steadily within the cauldron.
With a light flick of his hand, the small cauldron began to expand, enveloping him, Thunder Emperor, and the enormous vortex-like black hole within it. The Yongzhen Array inside immediately began to activate.
Xiao Wujiu turned to Thunder Emperor and tossed the Thunder Emperor Scepter back to him. A faint smile rested on his young, handsome face. "When doing things, you have to make absolutely certain. This Evil Demon King will die today. I said so!"
Thunder Emperor caught it, looking at the Thunder Emperor Scepter that had returned to his hand with a trace of reminiscence in his eyes. He was about to say something to Xiao Wujiu, but after the seal appeared, the sealed Evil Demon King also reacted.
"Humans! You damned humans, how dare you seal me away! Once I get out, I will torture you all to death!"
"My Evil Demon race will sooner or later flatten this plane of yours