The Forty-Nine Heavenly Tribulations are meant for a Foundation Establishment cultivator reaching Great Perfection and forming a Golden Core. How could they appear on a mere snake?

"Boom!!!"

The thunder tribulation struck Xu Hei's head, but it was completely absorbed by the reverse scale on his forehead, as if it turned into nourishment, leaving him unharmed.

Xuan Yangzi's heart sank, and he shouted, "We must not let him cross the tribulation, kill him!"