Which power would rank eighth?

A martial soul was the foundation of a Soul Master. Its grade was innate and almost impossible to change.

A trash martial soul could never amount to much, while only a top-tier martial soul could reach the summit. This had been an unchanging law of the Douluo Continent since time immemorial!

Yet this Martial Soul Evolution Liquid could actually bypass the shackles of talent and evolve a martial soul without any side effects!

It was nothing less than a heaven-defying treasure that overturned the Douluo Continent's entire cultivation system!

"Evolve a martial soul without side effects... with a hundred percent success rate!"

Yu Yuanzhen's hands trembled slightly as he stared fixedly at the three bottles of evolution liquid in his palm, his eyes filling with overwhelming excitement and joy.

The next second,

A figure instantly appeared in his mind: Yu Xiaogang!

His own son, once a genius of the Blue Lightning Tyrant Dragon Clan, was now held back for life by a martial soul mutation and subjected to endless ridicule!

Yu Xiaogang had been a genius of the Blue Lightning Tyrant Dragon Clan's direct lineage, with a pure bloodline and exceptional talent. He should have inherited an ultimate thunder martial soul, risen to the rank of Titled Douluo, and brought glory to the sect.

But his martial soul had mutated in his youth. His top-tier thunder martial soul had degenerated into the trash martial soul Luo Sanpao, stripping him of all his talent. His cultivation could hardly break past rank thirty, trapping him among low-level Soul Masters for life.

This was Yu Yuanzhen's greatest lifelong regret, and an eternal wound for the Blue Lightning Tyrant Dragon Clan!

As sect master, he wielded immense authority and commanded respect throughout the region, yet he could not save his own son. He could