Transform and Roll Out! Part3

Meanwhile, Starscream arrives on Earth seeking the Allspark. To obtain it, he takes hostages including Prof. Sumdac, Bumblebee, the mayor of New Detroit, and police Captain Fanzone. The Autobots relinquish the Allspark, but after the hostages are rescued, Optimus battles Starscream to the death. Sari uses her Allspark key to restore Optimus. Some hours later, Sumdac is alone in his lab