Yao Qingying shook her head slightly. "The City Lord of Yanxi City is about as powerful as the current emperor of the Zhong Kui Clan."
"Even though the current emperor of the Zhong Kui Clan underestimated you when you fought, with your current cultivation, you should still be able to win with ease."
"But the difficulty of the path to immortality lies in the unknown."
"You still need to keep a sufficiently powerful trump card at all times, just in case!"
Pei Ling nodded. "Your disciple understands!"
At that moment, Yao Qingying hesitated briefly before saying, "The technique you used at the end of your battle with the current emperor of the Zhong Kui Clan was very unusual. Could you use it once more for me?"
Hearing this, Pei Ling replied at once, "Of course."
As he spoke, he had a thought, and his aura instantly became ethereal, distant, and unfathomable.
The next moment, the bright sky over Lesser Freedom Heaven abruptly darkened.
Countless tribulation clouds surged in from every direction, spreading across the sky in the blink of an eye. Lightning raced through them, and the might of Heaven blazed magnificently.
Pei Ling's aura shifted almost imperceptibly, and in an instant, it merged with the Heavenly Dao until there was no distinction between them.
Tribulation Lightning roared through the clouds, rolling in wave after wave. Yao Qingying's expression did not change in the slightest, but all the other living beings in Lesser Freedom Heaven were terrified beyond measure. They cowered and trembled, overwhelmed with dread.
A trace of surprise appeared on Pei Ling's face. This was different from the previous times he had used this immortal art.
He wasn't sure if it was because he had absorbed too much Tribulation Lightning during Dao Integration, but this time, when he