Sometimes, villains fall into obscurity, for every Joker or Penguin, there's a villain who has had limited time in the spotlight fighting the Caped Crusader, but few have been as dark as Birthday Boy.

Batman has a staunch rule against ever using a gun, except he just broke it in the newest issue of the "H2SH" storyline.

Riddler has always been something of a question mark. Edward Nygma, a compulsive criminal obsessed with riddles as much as his intellectual superiority, has been the Prince of Puzzles (in the golden ...

Shooting Robin in the Head in Batman #159 H2SH by Jim Lee and Jeph Loeb (Bat Spoilers) Batman uses a gun in Batman #159 to ...