Transformers: Five Faces of Darkness

After the events of Transformers: The Movie, the Autobots celebrate their victory under the leadership of Rodimus Prime, while the Decepticons have retreated. However, during the festivities, the Autobots come under sudden attack, and the Decepticons quickly become the prime suspects. At the same time, the enigmatic Quintessons are busy hiding a sinister secret that dates back to the very origins of Cybertron.