"I'll poison you to death!"
Seeing Qing Cheng confronting the Yin and Yang Dust Formation with his Self-world in composure, Zhou Bao knew that this man was prepared for this. In addition, although Zhou Bao had taken control of the formation in this mansion, this place was, after all, Qing Cheng's territory, so no one could be sure that they had not set up other tricks other than this formation. It was also possible that they had already notified their companions via some special technique. Thus, it was better to fight a quick battle.