He didn't even personally take action in many situations, he just exploited the flaws of the human heart, or rather, exploited the ugliness of human nature to manipulate those families to accomplish the things he wanted to do. This was precisely the terrifying aspect of Li Fei.
Employing such methods, he had already become as comfortable as a fish in water in Pengcheng, and he had obtained the answers he sought. Although Pengcheng had indeed brought him many pleasant surprises, including the Flesh Ganoderma, Jingcheng was much more complicated than Pengcheng, which is why Li Fei would later resort to all sorts of tactics, weighing both families, and also looking for points of leverage within Qi Nian Hall.