In two Iron Man films and The Avengers, Tony Stark has been a cocky prankster, capable of dishing out hilarious one-liners in the face of great evil. In the Iron Man 3 trailer, we're seeing an entirely different side of this character. He's fearful, sleepless, and it looks like his entire world is about to be turned upside down.

And it would appear that his turmoil comes at the hands of The Mandarin, played by Ben Kingsley. Check out the trailer, and let me know what you think of this film's dark direction in the comments section below.

Iron Man 3 hits theaters on May 3, 2013.