Superman and the X-Men all had really cool superpowers that were the basis for their superhero status. Batman, on the other hand, had no superpowers other than a genius intellect and a prizefighter's physique. When he wanted to fly, he had to use a grappling gun he made himself. Livid. This video will show you how to make a prop version of the iconic Batman grappling hook gun for you next film using $30 worth of parts and a little bit of gumption.