Megatron (unicron Trilogy) is the leader of the Decepticons and the primary antagonist of the Transformers anime series of the unicron trilogy; Transformers: Armada, Transformers: Energon, and Transformers: Cybertron. In each of these series he upgrades to Galvatron. His goal is to take over the universe. In Transformers: Cybertron Megatron was known as Master Megatron in the Japanese dub.