In 1986, a Transformers movie was made. It was called The Transformers: the Movie and was a story about the future. In the story, it is the year 2005. Optimus Prime is killed by Megatron, and a new Autobot called Ultra Magnus becomes the new Autobot leader. The Autobots have to stop a planet-eating monster called Unicron, who can also transform into a giant robot. Unicron also meets Megatron and gives him a new body and a new name, and he becomes Galvatron. At the end of the movie, Unicron is destroyed.