The character's origin that created in this series was a projection of epic characters.
Falconi was a stronger but kind version of Penguin.
Loeb was a version if he connive his criminal daughter(Vigilante is a kind of criminal).
Badass Version of Catwoman.
Jason Skolimski was a killer version of Batman.He have Black suits,black cars and even a secret room.
Barbara Kean was a killer version of batgirl.
Acrobatics inspire Bruce Wayne.
whips inspire Catwoman