Optimus Prime harnesses the power of Allspark to convert the Autobot ship, the Ark, into powerful Spark Armor! When it comes to being an awesome leader, Optimus Prime has everything covered. Wise and always knows what to do? Check. Unstoppable strength? Check – he carries the Matrix of Leadership, a legendary artifact that gives him increased power, in his chest. Epic archrival? Check – his archrival is Megatron, who's only the most powerful villain the universe has ever known. Noble spark? You better believe it. Optimus Prime and the Autobots will protect the people of Earth whenever they are threatened. Cool catch phrase? He's got one of those, too: Autobots, Roll Out!