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It wasn't that he underestimated Kui Wood Wolf, but rather that Sun Wukong's demon body had such a heaven-defying defense that it exceeded all common sense and couldn't be viewed with ordinary eyes.
From the Earth Immortal incarnation to the Giant Spirit God incarnation, he had observed both battles from the sidelines, gaining a direct understanding of the formidable strength of Sun Wukong's demon body.
As for his progression, it was utterly astonishing, leaving one unsettled for a long time.
In the blink of an eye, a mere Earth Immortal of the Demon Clan had made a sudden breakthrough, taking merely a day to reach the pinnacle and ascend to the position of the Great Saint.
As an old demon, Ling Xuzi was well aware of the difficulties of cultivation.
But those difficulties seemed to vanish when it came to Sun Wukong.
Tian Ming was truly fated, but the speed of his progress was enviable.