How does lex luthor become a villain?

The available evidence does not contain any information about Lex Luthor’s transformation into a villain. Without verifiable sources, it is impossible to describe his motivations, background, or the events that lead to his villainy. Therefore, a reliable explanation cannot be given based on the current data. For accurate details, consult official comic books, licensed publications, or reputable fan resources that cover Lex Luthor’s character history.