Optimus Prime (Unicron trilogy), known as Galaxy Convoy in the Japanese Dub of Cybertron, is the leader of the Autobots and main protagonist of the list of Unicron trilogy anime series: Transformers Armada, Transformers Energon, and Transformers Cybertron. Optimus dearly cares about his team and will do anything to protect them. He is the holder of the matrix of leadership. He is able to transform into a truck in each of the series. His arch nemesis is Megatron, who in each series upgraded into Galvatron. He even has a super mode in each of the anime.