DreamWorks made the unusual move after receiving positive responses to internal screenings of the film and a clip shown at CinemaCon in Las Vegas.
Are they over-confident? This 'The Fighter'-meets-'The Terminator' flick does boast several crowd-pleasing elements: giant robots battling it out, an underdog sports angle and father-son bonding. Watch the trailer after the jump.
The movie is based on a short story by 'I Am Legend' novelist Richard Matheson. It was into a much more lo-tech 'Twilight Zone' episode starring Lee Marvin as a boxer who replaces his own broken bot in the ring in a future where boxing has been outlawed for humans.
Evangeline Lilly, Anthony Mackie, Kevin Durand and Hope Davis co-star.