It's been far too long since we've seen any footage from Man of Steel, Warner Bros.' highly-anticipated superhero adventure that offers a fresh perspective on Superman. The studio has given fanboys worldwide an early Christmas present with the second trailer, offering a better look at Henry Cavill in action as Superman. We also get glimpses into Clark Kent's childhood, and the burden he carried by keeping his gifts a secret. Take a look at the latest footage, also featuring Kevin Costner, Amy Adams, and Michael Shannon.