Book excerpt: The terrifying Sampson family is ready to exact their revenge on the Clown Prince of Crime for the murder of one of their own during A-Day! Will Gordon risk his life to save…The Joker? The shocking series continues with the most horrifying issue yet! Backup: Punchline and Harper Row go head-to-head for the life and safety of Kelly Ness! If Harper loses, the radicalization of young people in Gotham City will know no limits!