The dual overlapping and fusion of the divine fire and the devouring power indeed made the refinement much easier. Su Chen was completely confident in his own refinement—he could even refine a plane, let alone a Heart of the Undying.
Within just a few short days, cracks began to appear across the massive heart. The Heart of the Undying, which had originally chosen to seal itself away, suddenly let out a heart-rending roar.
"Brat, even if I die, I will drag you down with me."
Chapter 1666