Analysis of information sources in references of the Wikipedia article "Joker (character)" in English language version.
I felt that Batman needed a supreme arch-villain to test him ...Batman didn't need another crime lord like Al Capone. I felt he needed something more exotic: something that would fit in with the mysterious mood of Batman ...The strip needed an antagonist that would be more enduring; a continuing conflict in the literary tradition of Holmes and Moriarty or King Arthur and Mordred.
Ted Knight was the narrator, plus he played Alfred the Butler, Commissioner Gordon, and the villains. Jane Webb did Batgirl and Catwoman and the other female characters. And I did some of the minor voice work here and there as well, for the first time.
[T]he Joker decides to brand every fish product in Gotham with his trademark grin, going so far as to blackmail and murder copyright officials until he's compensated for his hideous innovation.
Even though their Batman run was only six issues, the three laid the foundation for later Batman comics. Their stories include the classic 'Laughing Fish' (in which the Joker's face appeared on fish); they were adapted for Batman: The Animated Series in the 1990s. Earlier drafts of the 1989 Batman film with Michael Keaton as the Dark Knight were based heavily on their work
I felt that Batman needed a supreme arch-villain to test him ...Batman didn't need another crime lord like Al Capone. I felt he needed something more exotic: something that would fit in with the mysterious mood of Batman ...The strip needed an antagonist that would be more enduring; a continuing conflict in the literary tradition of Holmes and Moriarty or King Arthur and Mordred.
[T]he Joker decides to brand every fish product in Gotham with his trademark grin, going so far as to blackmail and murder copyright officials until he's compensated for his hideous innovation.
Even though their Batman run was only six issues, the three laid the foundation for later Batman comics. Their stories include the classic 'Laughing Fish' (in which the Joker's face appeared on fish); they were adapted for Batman: The Animated Series in the 1990s. Earlier drafts of the 1989 Batman film with Michael Keaton as the Dark Knight were based heavily on their work