Fight for them!
Or perhaps it could help them comprehend the immortal-slaying sword technique in their cultivation inheritance!
It was because such living beings could also achieve their cultivation validation. After completing their cultivation validation, they could even surpass their origin for a short time.
Which were the four Immortal Ascension stage cultivators from the netherworld.
However, no matter how much the living beings surpassed the four Immortal Ascension stage cultivators, this kind of living being that was born from the "cultivation ability" couldn't escape the control of its source.
It was because once it escaped the control of its source, it would be the time when this kind of living being's body and soul be destroyed. They wouldn't even have the chance to enter reincarnation!