At root fame is a sham. I'm not going to live forever and if I am I certainly need don't you to tell me that so that I will buy a car or a box of dried up crackers. ↗
In any story, the villain is the catalyst. The hero's not a person who will bend the rules or show the cracks in his armor. He's one-dimensional intentionally, but the villain is the person who owns up to what he is and stands by it. ↗