"Come in!" Su Mo shouted in a clear voice, motioning for Longteng's dragon soul to enter the Devouring Primordial Spirit.
Roar!
The five-clawed golden dragon soul raised its head to the sky and roared, flicking its tail and shooting into the Devouring Vortex like a streak of golden lightning.
Su Mo also sat cross-legged, the massive Devouring Primordial Spirit hovering above his head as he closed his eyes.
Inside the Devouring Vortex, Su Mo had already wiped away the sentience of the Black Dragon Soul, turning it into an unconscious, lifeless object.
What he needed to do now was to fuse Longteng's five-clawed golden dragon soul with the Black Dragon Soul. Although he had never attempted fusing dragon souls before, he still held a fair bit of confidence in his heart.
A short while later, under the control of Su Mo's Devouring Primordial Spirit, the two dragon souls began to merge.
This was a forced fusion. Using the special ability of the Devouring Primordial Spirit, he forcefully integrated the two dragon souls together.
Roar!!
The moment the fusion began, the five-clawed golden dragon soul let out a roar that shook the heavens, its body twisting violently.
"Longteng, how is it?" Su Mo hurriedly used his consciousness to ask the other.
"It's a bit painful, but I can still bear it. Continue!" Longteng's resolute voice came through in his consciousness, showing how intensely he desired a successful fusion.
Hearing this, Su Mo grew much more cautious in his heart. He did not believe the other's words that it was only a bit painful.
If it were only a bit painful, the other wouldn't be like this; it had to be excruciating.
After all, this required forcibly merging the Black Dragon Soul into the other's dragon soul.
A short while later, Su