Heavenly Tribulation.
Within the Cloud-Mountain Splendor Sea, black and white lightning crisscrossed, ten thousand blazing streaks converging on the central pool. Terrifying divine-ability radiance brewed within, with manifestations of heavenly tribulation, law, and the Northern Dipper hanging high above.
Xu Xuan stood atop these thunderclouds, his black robes snapping in the heavenly wind. He sensed through his Divine Ability, helping this bolt of Purple Mansion Altar Thunder come into being.
A dazzling light gradually emerged within the Thunder Pool, too brilliant to look upon directly.
A Thunderbolt manifested, gleaming with a cold metallic sheen and exuding a heavy aura of tribulation punishment.
The bolt was deep black throughout, shaped like a flying arrow, and carried an intense power of casting down and exiling. It occupied a position of neither yin nor yang, born of exiled thunder's nature. A mysterious ring revolved slowly around its tip.
"[Heaven-Severing Thunder]. Drawing on the marvel of neither yin nor yang, it elevates altar thunder's power of exile and punishment. Its might is formidable, and it specifically wounds one's essential nature and life."
Tiantuo recognized the origin of this altar thunder and spoke up to explain its nature.
Xu Xuan first put away the bolt of Purple Mansion Altar Thunder and silently examined it. He felt that it was indeed a concentration of altar thunder's power of exile and punishment, with its lethality against essential nature and life raised another level.
Anyone struck by this [Heaven-Severing Thunder] risked having their life and essential nature blasted away, their yin and yang subjected to Averting Calamity. What it formed was nothing less than a calamity: the [tribulation of Averting Calamity's spiritual truth].
The nature of this calamity somewhat resembled the [tribulation of heavenly decline and life's end] of Dust-Sweeping's Yin Candle. Once it struck, it entwined itself