Batman’s gear is legendary—but could you actually build it? We take on the challenge of making a working grappling hook gun, just like the Dark Knight’s. This is where engineering meets superhero tech ...

We’ve engineered, upgraded, and stress-tested our version of Batman’s grappling hook gun—and now it’s time to find out if it really works in the field.

Stream 'Batman Begins (2005)' and watch online. Discover streaming options, rental services, and purchase links for this movie on Moviefone. Watch at home and immerse yourself in this movie's ...