C684 Incomparably Sharp

Yang Taishang nodded, "This situation is indeed not possible, but even if we call the other cultivator over, he still won't be able to defend it. Call Master of the Dark Prison over? He could not leave the Black Jail too far away. He could still do it in the Immortal Martial City. It's impossible to keep guarding the Wuliang Mountain."

"Then what should we do? If this continues