With Transformers: Age of Extinction arriving on Digital HD today, September 16, ahead of its Blu-ray 3D, Blu-ray and DVD release on September 30, we have an exclusive featurette that includes an introduction by stars Jack Reynor and Nicola Peltz, plus a giveaway opportunity you won't want to miss.

The featurette is taken from the bonus feature A Spark of Design, where we see how the toy makers at Hasbro designed and created the immense Grimlock Stomp and Chomp toy, inspired by this action-packed sequel. If you want one of these action figures for yourself, then you're in luck, because we have a giveaway lined up where fans can win the Grimlock Stomp and Chomp toy plus a Digital HD code to watch Transformers: Age of Extinction on a number of different platforms. These prizes will go fast, so take a look at our exclusive video then read on to find out how you can take Grimlock home.

Transformers: Age of Extinction Grimlock Stomp and Chomp Toy

Winners Receive:

This giveaway is now closed. Thank you for your interest.

As humanity picks up the pieces, following the conclusion of Transformers: Age of Extinction, Autobots and Decepticons have all but vanished from the face of the planet. However, a group of powerful, ingenious businessman and scientists attempt to learn from past Transformer incursions and push the boundaries of technology beyond what they can control - all while an ancient, powerful Transformer menace sets Earth in his crosshairs. The epic adventure and battle between good and evil, freedom and enslavement ensues.

Disc 1 (Blu-ray):

Feature film in high definition

Disc 2 (Blu-ray):

Bay On Action-In-depth interview with Michael Bay about his vision and approach to the film's mind-blowing action sequences.

Evolution Within Extinction:

Generation 2 - A look at where the fourth film picks up as we meet new faces-both man and machine-and a Transformers world after the Battle of Chicago.

Drive Like Hell - Two entirely re-envisioned models of Optimus Prime and Bumblebee appear in the film, along with an intimidating new nemesis, Lockdown, as a Lamborghini Aventador plus other incredibly cool cars including a sophisticated Bugatti Veyron and a sleek Pagani Huayra. Check them out and see how actor Jack Reynor learned how to drive his Sonic rally car for the intense chase sequences.

Small Town, Big Movie - When Transformers rolls into some small Texas towns, the normally quiet and picturesque countryside is suddenly alight with explosive action. Explore the different locations with members of the show's art department and hear from robotics students whose designs appear as part of Cade's lab.

Shadow Protocol Activated- Follow the production to Detroit with unprecedented access to GM's Lansing plant and Milford Proving Grounds test track; watch an impressive indoor car chase created in an auto parts factory; return to Chicago where location managers discovered a historical movie theater that served as the backdrop for Cade's fateful first encounter with Optimus Prime; and finally travel to Washington state and the unlikely site of a never-used nuclear power plant.

The Last Stand-A vacant lot in downtown Detroit is turned into a square block of Hong Kong. Watch as it literally takes shape from the ground up-then marvel as the crew blows it up piece by piece.

The People's Republic - China plays an extremely prominent role in the film both on-screen and behind-the-scenes; in fact, four Chinese actors were chosen from thousands of applicants on a reality TV show to appear in the movie. In addition, the production traveled to Hong Kong, the beautiful valley of Wulong Karst National Park in Chongqing and the Great Wall in Beijing to capture breathtaking footage.

Rise of the Dinobots - Several new Transformers characters make their live-action debut in this film. Get a brief history of the new recruits and then go inside Industrial Light & Magic to see how they were designed and conceptualized for the film.

The Finishing Touch - Watch Michael Bay work like you've never seen him before. The director connects virtually with his Santa Monica headquarters, visits the editing bay and then checks in on the visual effects house in San Francisco-all from the comfort of his Miami home office. Also, get an in-depth look at the music contributions of Imagine Dragons as they collaborate with the film's composer Steve Jablonsky. Finally, get exclusive red carpet access to the film's world premiere in Hong Kong.

Just Another Giant Effin' Movie - Discover the fun, frenetic and amazing way a movie like Transformers: Age of Extinction gets made.

A Spark of Design - Enjoy an exclusive look inside Hasbro's creation of Transformers: Age of Extinction Stomp and Chomp Grimlock action figure from concept and development to sculpting and painting, and then ultimately to the assembly line.

T.J. Miller: Farm Hippie - Actor/comedian T.J. Miller never imagined he'd be part of a massively successful franchise like Transformers so he sets off to personally thank the people who made it possible. Come along as he visits Bay Films, gets some pointers from Kelsey Grammer, and even stops by Mark Wahlberg's house in this funny piece.

KRE-O TRANSFORMERS: Take Us Through the Movies! - Optimus Prime will bring you up to speed on all of the Transformers movies one by one in this hilarious, animated short where the TRANSFORMERS KREON figures act out the movies while building and rebuilding each scene...brick by brick.

The Angry Birds Transformers: Origin Story - Bonus content tells the origin story of how the EggSpark has landed on Piggy Island causing the eggs on the island to turn into evil Egg-bots, wreaking havoc across the whole island. The EggSpark has also caused the Birds and Pigs to turn into Autobots and Deceptihogs, who must team up in order to stop the Egg-bots before it's too late!

Trailers

Disc 3 (DVD):

Feature film in standard definition