Over the next several years, Xu Changxing traveled back and forth between the Earthfire Core and the Tianyan Sect's Secret Realm.
He did so to prevent the Greenwood Sword from being corroded by killing intent.
If the Greenwood Sword really was forged into a Demonic Sword, then even if he could use it to break open the Heavenly Gate, he most likely would not be able to keep using it afterward.
Naturally, Xu Changxing did not want that to happen.
Fortunately, he had carried the Greenwood Sword at his side and nurtured it for several hundred years, and its sword spirit had a very sound foundation.
Although its materials had prevented it from transforming into an Immortal Sword, its spirituality had never been affected by the killing intent. Instead, it had grown increasingly pure through its constant clashes with it.
All it lacked was an opportunity to attempt another transformation.
Several more years later, Xu Changxing finally fused the melted Sword Embryo into the Greenwood Sword's Sword Pellet.
The instant the Immortal Sword Embryo merged into it, a long-accumulated surge of immortal energy gushed out of the Greenwood Sword's Sword Pellet.
This time, the Greenwood Sword's breakthrough flowed like drifting clouds and running water, without the slightest obstruction.
Only moments later, a faint immortal light began radiating from the Greenwood Sword's Sword Pellet.
Hum!
The reborn Sword Pellet rang out and flew ceaselessly around Xu Changxing, seemingly showing off.
Xu Changxing flicked a finger, and the Greenwood Sword transformed into a sharp blade that shot straight into the clouds.
The entire process was exceptionally smooth, without the slightest awkwardness.
Sure enough, a Sword Pellet I've nurtured myself is much easier to use!
Xu Changxing grew interested as well. Directing the sword with his divine sense, he had the Greenwood Sword's