Transformersdueling alien races, the autobots and the decepticons, bring their battle to earth, leaving the future of humankind hanging in the balance.transformers revenge of the fallenwhen college bound sam witwicky shia labeouf learns the truth about the ancient origins of the transformers, he must join optimus prime and bumblebee in their epic battle against the decepticons, who have returned with a plan to destroy our world.transformers dark of the moonthe autobots learn of a cybertronian spacecraft hidden on the moon, and race against the decepticons to reach it and learn its secrets, which could turn the tide in the transformers' final battle.transformers age of extinctionwith humanity facing extinction from a terrifying new threat, it's up to the autobots to save earth. They'll need new allies, including inventor cade mark wahlberg and the dinobotstransformers the last knightfrom 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