C167 Supreme Club
There was at least a Immortal Level Low Rank master, and the Heaven And Earth Society wouldn't dare to openly send a mighty warrior to assassinate him. One should know that since 500 years ago, no one had ever become a god on Earth. Therefore, even if a Immortal Level Low Rank wasn't a supreme expert, he would at least stand at the top of the pyramid.
A person like this might not be the only one