Jiang Changsheng's arrow destroyed the two sects' bases along the coast of the Donghai Dynasty into a bay and wiped out all the martial artists who stayed there. Even though it was not a total annihilation, it had at least caused the Thousand South Ocean Sect and the Luo Sect to suffer heavy losses and their vitality was greatly damaged. It was impossible for them to make a comeback in the future.
Even though he wanted to receive a survival reward from them, he had to keep his enemies under control. He should kill those who made enemies with him to prevent them from plotting against him. Moreover, as long as he did not reveal his full strength, every once in a while there would be someone who thought they could challenge him.
In fact, his deterrence was already strong enough. After living for more than a hundred years, excluding those who were about to die and wanted to die, the number of battles he had encountered could be counted on one hand.