"Ubermensch" doesn't imply "nazism". It's a nietzschean concept referring to humanity going beyond itself, and was then adopted by nazism to refer to a man of pure race, which is not what Nietzsche was talking about.
I know that libertarians are often accused of being Nazis, but how I read that phrase was a general "you libertarians think you are such superior beings, start acting like it".
My only fault is that I slay my enemies too efficiently, I had an excellent sparing partner. I will extend an olive branch and make it easy for you. I lied about donating to Terry