Michael Bay Reveals Custom-Built Optimus Prime for Transformers 4

Fresh after posting the two new autobots (C7 Corvette Stingray and Bugatti Grand Sport Vitesse) Michael Bay has revealed the new, meaner look for Autobot leader Optimus Prime.

The description for this new photo depicts the heroic Transformer's vehicle mode as "completely upgraded, custom-built Optimus Prime from Western Star (a subsidiary of Daimler Trucks North America)."

Check out what it looks like after the cut.

Transformers 4 stars Mark Wahlberg, Jack Reynor, Nicola Peltz, Stanley Tucci, Kelsey Grammer, Sophia Myles, Li Bingbing and T.J. Miller, and opens June 27, 2014.

Via Superherohype