Megatron frank welker and his decepticons have destroyed the autobots headquarters scattering optimus prime peter cullen and his heroic team across the country and leaving them out of communication with one another meanwhile shockwave has come to the side of his commander bringing with him the newest decepticon weapon can the autobots reunite in time to defeat megatron and the decepticons once and for all or does this new weapon mean the end for the autobotsand earth find out in th