"Well, with all due respect, the formation you took out is a bit weak." Mengmeng said suddenly.
"What?" Elder Ju was stunned for a moment: "The formation I took out is weak? Headmaster Zhang, this is not a joke. This is the formation left by my headmaster of the Heavenly Fiend Sect. It is placed in an extremely powerful place. The power obtained from the secret realm is extremely powerful, how could it be weak?"
"Yes."