Please note this is a region B Blu-ray and will require a region B or region free Blu-ray player in order to play. From Director Michael Bay and Executive Producer Steven Spielberg comes the biggest, most explosive Transformers yet. Our world's greatest hero becomes our fiercest enemy when Optimus Prime launches a mission to save Cybertron by destroying Earth. Now Bumblebee and Cade Yeager (Mark Wahlberg) must lead the Autobots against their former ally in the ultimate battle to save mankind from annihilation. Includes Bonus Disc with over 90 minutes of Special Features  Bonus features include: Merging Mythologies The Royal Treatment: Transformers in the UK Motors and Magic And much more