C1017 Ghost Corpse Dragon
It could be replenished from food as well. The current Long Chen was like an ancient beast, which was why he was able to roast an entire pig in a place like the Ghost Forest. It was only because he had absorbed a tenth of the Ancient Blood Spiritual Dragon that he was able to do so.
Seeing the middle aged man sincerely begging, Long Chen originally wanted to meet by fate so he could help out