Like a naughty teenager banished to his room, Master Bruce has been sulking in his man cave for some time now. A scowling cowling in SEAL Team 6 body armour, wrapped up in martyrdom angst, terrorising Gotham’s criminal class with the try-hard rasp of man who had too many whiskeys the night before, modern cinema’s vision of The World’s Greatest Detective seems a long distance from that introduced by Bob Kane and Bill Finger nearly 80 years ago. Still, the caped crusader’s infinite wardrobe is nothing if not versatile: Bruce Wayne is tailor-made for transformation. And boy is he due…