HOW JOKER CAN SAVE YOU TIME, STRESS, AND MONEY.

Batman finds Gordon dying, using an axe lodged in his chest. Gordon is disclosed to be infected, and he all of a sudden assaults Batman, but is subdued by Alfred's daughter, Julia. With Nightwing's aid, Batman deduces that the Joker is using a serum able to healing him from deadly harm, and that the virus is made up of the serum's complete inverse.