After all, he had once attempted to break through to Spirit Transformation Full Completion, so he knew full well how incredibly difficult this stage was.
Without the assistance of a sufficient number of high-grade Boundary Breaking Spirit Items, he feared it would be extremely difficult for him to enter that realm.
Yet high-grade Boundary Breaking Spirit Items were exceedingly rare. Even with his Lineage's profound foundation, they could only obtain one every few hundred years.
At this rate, accumulating enough high-grade Boundary Breaking Spirit Items to assist him in breaking through would take at least several thousand years.
Moreover, even if he gathered them all, success was not guaranteed.
And if he failed again, then even though he was a Spirit Transformation Late Stage cultivator and a ghost cultivator with abundant longevity, he feared he would have little life left by then.
On top of that, his pursuit of the Dao Path was especially great.
For this reason, he had always eagerly hoped that Ling Pengyun could locate the Myriad Souls Ghost Realm, where the Ghost Dao flourished immensely, and venture there to see whether he could obtain some high-grade Boundary Breaking Spirit Items.
If so, his Dao Path might undergo a turning point.
In addition, although the overall strength of the Blood Origin Small Realm and the Heaven River Realm was more or less comparable, neither possessed many high-level Spirit Transformation cultivators.
There were only a handful of Spirit Transformation Late Stage cultivators like Ling Pengxing—perhaps a dozen or so—and all of them were known by name.
If he suddenly appeared and deliberately used the cross-domain Teleportation Array there to travel to the Myriad Souls Ghost Realm, he would easily attract others' attention.
However, he could imitate what his Lineage had done when it first discovered the Ancient Ghost