When we were wandering around E3 we saw this incredible version of the Watcher robot from Horizon Zero Dawn but the making of it is equally astonishing. From constructing the full thing out of cardboard first, to getting the walk and legs just right, a Hollywood prop studio turned Aloy's enemies into something that looks truly alive. Check out the video above. Now, where are those cereal boxes? Here's a bonus pic of Leon with it at E3.
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