A flip of the coin is how Harvey Dent/Two-Face always made his decisions, how he got this coin has a few different stories attached to it as well. In some they say it was the coin of a murdered mob boss and it helped convict the guy who ended up disfiguring Dent and in others it belonged to his abusive father. When Dent first appeared in 1942 in comic #66, his name was Harvey Kent but was later changed because they didn't want him confused with
This Super Villain was designed by Bob Kane and Bill Finger and was inspired by the Kool cigarettes mascot, a penguin with a top hat and cane. When the Penguin first came out, he was to be more of a "gentlemen thief" as opposed to psychotic like the rest of Batman's bad guys. There was also times when he tried to make it look like he was trying to go legit and help Batman instead of fighting him. But it never lasted.