Step Behind the mask and find out who is behind them,Jason Voorhees,Michael Myers,Freddy Krueger,Leatherface, You have seen these franchises,Nightmare On Elm Street,Texas Chainsaw Massacre,Halloween,Friday The 13th. Now go behind the mask and learn more about your favorite killers In full color. I donate 50%%%% of my profits to help kids in need from all sales of this book. I donate to Make A Wish Foundation., Nightmare, On Elm Street, Texas Chainsaw Massacre, Friday the 13th, Jason Voorhees, Halloween, John Self| 9781257439539 | 90PAGES