Batman takes a lot of vitriol for not killing his villains, but his reasons for letting everyone live are sound and ...

With that said, Batman's "no kill" rule works for him and Wolverine's opposing stance works for her, and every hero should be free to choose their own position on this complicated matter.

Batman's no-kill rule has been around for decades, but it wasn't there at his debut. The very first instance of Batman revealing that he and his companions don't kill is in the pages of Batman #4 ...