Optimus Prime is leader of the Autobots, a faction of heroic Transformers from the planet Cybertron who wage battles to destroy the evil forces of the Decepticons. Prime is brave, powerful, wise and compassionate and he puts all his talent to use to improve the universe around him. Improve your universe when you dress your little one in this officially licensed Transformers Optimus Prime toddler muscle costume and save planet earth.