Quote Originally Posted by Osiris-Rex View Post
Not sure is that is possible though. The little kid is Bruce Wayne and in that chronology Arthur would be pretty old by then, assuming they stick to the realistic tone
of the movie and don't do something silly like saying Joker never ages or was stuck in suspended animation until Bruce grew up.
I would say the counterpoint is that Joker's age doesn't really matter. He's not really a physical threat going toe to toe with a master martial artist... his mind, his chaos, that's the threat with Joker. Jack Nicolson was 52 when he was Joker... and it worked JUUUUST fine.