The fact that they needed to expend strange energy and Dao Dissipation Power to annihilate the energy of the Purgatory Nether Crows had left Po Qiong and the others deeply worried. They were especially concerned after discovering that the Purgatory Nether Crows were incredibly numerous, and might even blanket the entire universe. That meant dealing with them would require an immense amount of strange energy and Dao Dissipation Power—perhaps even exhausting them completely. If that happened, Ling Tian would lose one of his means of dealing with the Lord of the Universe.
At the moment, Ling Tian and the others still didn't know that the Purgatory Nether Crows couldn't attack cultivators—or, rather, that their attacks posed almost no threat to them. Otherwise, they probably wouldn't have been worried at all.
Ling Tian furrowed his brow slightly. He had thought of that possibility too. Then, as something occurred to him, he looked toward the direction from which the Purgatory Nether Crows were flying, his eyes full of anticipation. "Let's see how strong these blood-red crows are. If they're not very strong, we don't need to pay them any mind. We can use our grand formation to hold them back, and our main goal will still be dealing with the Lord of the Universe."
"But there are so many blood-red crows. Even if they aren't very strong, they could still pose a great threat to you and your companions, Ling Tian. At the very least, they could annihilate a great deal of your energy, which would naturally lower your chances of defeating the Lord of the Universe," Dan Bi said, her voice filled with concern.
"These crows are called Purgatory Nether Crows." The Eastern Emperor Bell's voice suddenly rang out in Ling Tian's mind. Before Ling Tian could ask anything, it continued,