Batman confronts Dekker, who reveals that he was only ready to create the healing serum and virus using a unusual, organic part located in the Joker's spine; Dekker thinks the Joker is immortal. He injects himself by using a serum provided to him from the Joker, believing it could make https://joker-12320752.blogoxo.com/13315517/not-known-factual-statements-about-joker-games