Superman notices a strange man wreaking havoc upon Metropolis. He's a young man, reminds him of himself and Superman realizes... he's half Kryptonian. When the threat is taken care of, Superman decides to take him under his wing and train him properly. Years later, and Connor Kent has now become a functioning member of society as both his secret identity of Connor, and as Superboy. But when the lab that made him, named CADMUS, tracks him down, they send their experimental soldier, John Corben a.k.a. Metallo to capture him.
