There are plenty of new cars and robots on display in Transformers: Age of Extinction. While we're introduced to Autobots Hound, Drift and Crosshairs, original franchise heavyweights Optimus Prime and Bumblebee are also getting a much-needed upgrade. Check out the latest vehicles hand picked by director Michael Bay for this fourth installment of the epic sci-fi saga, which helps set up a new trilogy. The movie promises to have more cars and robots than ever before, as the latest Transformers 4 featurette explores these cast additions alongside interviews from star Mark Wahlberg and members from the crew responsible for bringing these creations to life.

Earth is scarred by the events of the past three movies, but is moving on after all the giant robots disappeared," reads an article on Empire magazine. "Cade Yeager, an inventor, discovers a buried Transformer which sets the stage for the return of the rest of the Transformers.