This character is the most famous villain in comics how powerful is joker. In one TV joker use his laughing gas and corporate all Justin legal members also joker is the one off the intelligence person in DC universe. Joker will never loses Batman in agreement if you ask me that not a big deal so Batman is most discipline and most intelligence person in DC universe. But joker is the only one who plan is unpredictable no one guess his next plan the madness and unpredictable that most dangerous personality in DC universe.
all round talent 