Although it pained him somewhat to release the power of the heavenly tribulation and expend the wisps of Xuan Xiao now, he was not a man given to hesitation. Once he made up his mind, he would not waver in the slightest.
As Xuan Xiao flicked the power of the heavenly tribulation into the air, those red threads melted into the clouds, and instantly the sky was shrouded in a layer of thunderclouds.
After rolling and churning, the thunderclouds shifted from black to red.
Chapter 1627