No one has as much fun making crazy inventions or real life versions of weapons from pop culture we dream about than Colin Furze. Here he is making the grappling hook rope launcher from the video game Assassin's Creed. It's part of his series in trying to make a real life version of the Hidden Blade. Seeing the rope fire off is pretty damn cool.
But as always, the 'making of' of the grappling hook is even more fun to watch: