In the first moments we see him on screen, faceless and imposing, Vader establishes himself as a contender for scariest Star Wars character. And then he uses his mind to choke an Imperial officer. Through three, original trilogy films he looms ominously. We didn’t get to see Vader fully embrace his anger until the beautifully frightening scene at the end of Rogue One. To think that there was someone that even Vader feared….