The first trailers for the Superman reboot Man of Steel have been sombre affairs: a lot of soulful staring and angst from our hero as he wanders the world searching for answers. The voiceovers and mournful wailing of the soundtrack are all very beautiful but if Warner Bros is to get bums on seats – and the latest tracking figures show that Man of Steel isn’t a must-see picture for audiences – then it needs to showcase a hero who can still punch throw walls and whizz about the heavens faster than speeding bullet