Superman Kills Lois Lane In A Heartbreaking Twist Injustice ... It was here that the Joker finally got bored with fighting Batman and decided to go after Superman. Joker managed to hurt Superman ...

Most infamously, in the Injustice universe, the Joker breaks Superman to the point that Clark actually kills the Joker. Though Injustice takes place on an alternate Earth, the Joker could easily ...