The Blood Puppet was extremely powerful, at least far stronger than the Immortal King First Realm puppet Lu Yao had summoned. It was roughly equivalent to a weak Immortal King Second Realm cultivator. This was a rogue Immortal King Blood Banquet had encountered not long after breaking free of the Seal.
At that time, Mona had yet to be sealed again. The three of them joined forces and killed this creature that resembled a giant bat. This rogue Immortal King was named Fu Sheng and was respectfully known as the Dark Bat Immortal King. His true form was indeed a mutated bat, and only after repeatedly obtaining great opportunities had he cultivated to the Immortal King Second Realm.
Fu Sheng was not a rogue cultivator of the Southern Territory. He had originally lived in the Western Territory of Qinghe, but after the Change of All Heavens, he sensed danger and hid away. However, Lingxiao Palace in the Western Territory was weak and had been breached time and again by Taihuan Jiyao Heaven. Fu Sheng felt threatened, so he fled to the Southern Territory to hide.
When the Southern Territory purged evil demons, the Thorn Queen, Dawn Immortal King, Dao-guiding Old Man, and other powerful Immortal Kings among the Three Venerables of rogue cultivators all stepped forward to help. Yet Fu Sheng remained unmoved, continuing to hide away, intending to wait until the Change of All Heavens had ended.
It was unknown whether Fu Sheng's actions had offended the Heaven and Earth Will. He had always enjoyed smooth sailing and repeatedly obtained great opportunities, yet this time, he was extraordinarily unlucky. The three great demons who had escaped directly seized his nest like magpies occupying a dove's nest.
As for that pitch-black pill, Blood Banquet had used an ancient Secret Art