Vigilantes are all bad news, unless they're Batman. Batman's okay.
The following diagree:
The Joker; Ra's al Ghul, The KGBeast, The Ventriloquist, Magpie, Orca, Maxie Zeus, Nyssa Raatko, Film Freak, King Snake, The NKVDemon, The Ratcatcher, The Reaper, The Ten-Eyed Man, The Mad Monk, The Wrath, Red Hood
Catwoman, Bronze Tiger, Catman, The Cavalier, Captain Stingaree, The Red Hood, David Cain, Anarky, Doctor Double X, Signalman, Poison Ivy
Doctor Hurt, Talia al Ghul, Two-Face, The Mad Hatter, Scarecrow, Hush, The Great White Shark, The Black Glove, The Club of Villains, Prometheus, The Tally Man, Clayface, Mister Zsasz, The Calculator, Philo Zeiss, Mister Freeze, Doctor Phosphorus, Harley Quinn, Killer Croc, Hugo Strange, Tweedledum and Tweedledee, Facade, Lock-Up, Firefly, The Killer Moth, The Black Spider, The Penguin, The Riddler, Bane, The Black Mask