Early the next morning.
Su Yi awoke from meditation.
Lowering his head to glance at the Xuan Du Sword lying across his knees, he could not help nodding to himself.
Ever since leaving Violet Luo City in the Six Paths Royal Region and arriving at Heavenly Cliff City in the Ghost Region, he had been tempering the Xuan Du Sword all along the way.
He did not lack divine materials or spiritual materials.
Over the past while, he had gone through many great battles. The number of Emperors who had died at his hands could no longer be counted on ten fingers.
This had also earned him an astonishing quantity of spoils.
Among them were no shortage of divine materials and spiritual materials capable of tempering the Xuan Du Sword.
By now, the Xuan Du Sword's quality and power had finally risen by a great margin!
Had Su Yi not deliberately restrained it, this sword would long since have transformed and birthed a true sword spirit.
Of course, Su Yi had no need for a sword spirit.
Even Three-Inch Heavenly Heart, his proudest weapon in his past life, possessed no artifact spirit.
The reason was simple. In the eyes of other sword cultivators, a sword spirit was an excellent aid in battle. It could align with one's state of mind, enhance combat strength, and display all manner of inconceivable wonders.
But in Su Yi's eyes, a sword spirit was merely a burden.
When he fought and waged war, he had no need for a sword spirit's help whatsoever.
At the root of it all, sword spirits possessed intelligence and were no different from true living beings.
If a sword broke, it could be reforged.
But if a sword spirit died, it was no different from a lamp going out when