Having just fought the Burning Heaven Beast, he knew how powerful such a divine beast was. Even the Great Evolution Tianji Sword, wielded with all his strength, could only leave white marks on its body. In terms of physical strength alone, it had already surpassed the category of Perfected Emperor Realm divine weapons.
If he had not used the Fusion Domain, let alone ten or twenty strikes, even more sword techniques might not have been able to break through its defenses.
The strength of such a body surpassed every divine beast he had ever seen.
"Let's see whether my current strength can let me enter the core of the Burning Heaven Zone!"
Not bothering to dwell on why the Burning Heaven Beast's body was so powerful, Nie Yun left the Storage World and returned to the Burning Heaven Zone.
Back in the same area, the faint pressure he had felt before had now vanished completely. After absorbing thirty drops of the Burning Heaven Beast's blood, his body had become more than twice as strong. Though it was still far inferior to the Burning Heaven Beast's, it was no longer weak.
"Forward!"
Phoenix Wings flapped as he continued deeper inside.
Chaotic space and disorderly Great Daos splashed against the Myriad Realms Feather Robe, flashing with a faint glow like a thin veil of mist.
It had to be said that the Myriad Realms Feather Robe truly was powerful. Without it, he would certainly have been torn to powder by the chaotic space long ago.
"Hmm? What's that?"
As he continued flying forward, he suddenly saw a pitch-black object shoot out from the center of the Burning Heaven Zone.
His Heavenly Eye opened. Upon taking a closer look, Nie Yun's eyes immediately lit up.
"Nine Profound Divine Iron?"
This black object looked