How would Batman's grapple gun work in real life? What engineering

Would Batman's grapple gun work in real life? - Quora

How would you create batarangs, and is it possible? - Quora

Batman-inspired wall-scaling system built by engineering students

Can Batman's comic book or movie grappling gun be possible in real life? - Quora

Real working Grappling Gun

Can Batman's comic book or movie grappling gun be possible in real life? - Quora

What real life car engine would Batman use? - Quora

What is the material used by Batman for the cable of his grappling gun? Is it a real material? - Quora

Batman Fans Create Real-Life, Functional Grappling Hook

Would Batman's grapple gun work in real life? - Quora

How would Deadshot's (DC Comics) wrist mounted cannons work in real life? - Quora

How realistic is the tech in Telltale's Batman? - Quora