"There is still conflict to deal with, and monsters to be eliminated. Men to be trained, and evaluated..." And paperwork. Unnecessary amounts of paperwork. He has plenty to do, but little that feels worthy of his skills or attention. But, what else does he really have to offer?

Especially if heroes apparently don't kill people. A brief, wry smile as that occurs to him. Failed step one.

"If you don't kill your villains, then what do you do with them? Imprison them?" On the one hand, it seems soft, to allow your enemy to live. On the other hand, he would rather someone try to kill him than imprison him. So maybe there's something to be said for it as a deterrant.