It is because his expertise as the Divine Physician and the influence that he had created for himself that no heterodox sect would openly tried to kill him.
There were many experts of martial arts in the righteous path that owe their life to this old man.
Even though he is not in any sects, if the Divine Physician was killed by some person of the heterodox sect and the righteous way found out about it, these experts of the righteous way would surely ask for redress for this matter
That is the shining name of Divine Physician.
It is one of the reason why the conflict between the Five Venom sect and the Divine Physician is always settle in a competition where the Five Venom sect would show their poisons and the Divine Physician would use his expertise to neutralize the poisons.
Since th
