Everyone knows that the only way to defeat Superman is to hit him with some kryptonite. But, what several, several classic Superman movies actually do is to try and defeat Superman with some other similar version of himself. Now, with a combination of set photos and plot rumors, it sounds like the next big-screen version of the Man of Steel may reboot a trope we’ve seen on screen since 1983, but goes back to 1964 or 1958, depending on how you look at it.
