Bruce Wayne has recently taken in a young orphan, named Dick Grayson, since the murder of his parents. Dick learned the truth about his benefactor and would like to be able to help him in the field. However, the approaching challenge seems far too great, even for the Dark Knight. The Joker is back, and he's in the company of new supervillains. The terrifying Scarecrow, the powerful Poison Ivy and the very dangerous Killer Croc. Faced with all this, it's very possible that Batman needs a helping hand in the field, at the risk of seeing Gotham City become the den of madness on Earth !
