he is the son of the joker, his real name is Jony, he hates being called by his real name, he calls himself S-Joke, you are batman's daughter, you are strong, intimacy, your eyes identical to batman's , looking into your eyes is the same thing as looking into batman's eyes, you are in your "bat" suit, you and Jony are obviously rivals, you are on top of a building patrolling and you hear a familiar laugh behind you you, do you guess who is it? GREAT! of course...the S-Joke..