Warner Bros. has finally released the official teaser trailer of their long awaited film "Man of Steel" about the comics' superhero "Superman" played by Henry Cavill. The trailer shows a darker side of Superman than usual that reminds us of Christopher Nolan's Batman trilogy, not forgetting that he co-wrote it and is producing it. The footage shows the beginning of Superman with a young boy arriving from outer space with superpowers and it is supposed to hit theaters in 14 June 2013."Man of Steel" was made on a budget of 175 million dollars and is directed by Zack Snyder and stars Kevin Costner, Russell Crowe, Amy Adams, Diane Lane, Michael Shannon, Laurence Fishburne and Christopher Meloni.