Writer and editor Denny O’Neil has died of natural causes at the age of 81, as confirmed by his family.
O’Neil was best known for his writing at DC on writing Batman, Detective Comics, and Batman: Legends Of The Dark Knight. He also wrote Green Lantern/Green Arrow, The Question, and All New Collectors’ Edition #C-56 better known as Superman vs. Muhammad Ali. He co-created Ra’s al Ghul, Talia al Ghul, Leslie Thompkins, Azrael, and Richard Dragon. During his time as editor, he oversaw the death of the second Robin Jason Todd.
Outside of DC, he also wrote for Marvel on titles including The Amazing Spider-Man, Daredevil, and Iron Man. He co-created Madame Web, Hydro-Man, Obadiah Stane, and Lady Deathstrike. He was also involved with the creation of The Transformers, naming Optimus Prime.
He also moved to TV, writing episodes of Logan’s Run, Superboy, Batman: The Animated Series, and G.I. Joe: A Real American Hero.