Optimus Prime use to be known as a librarian named Orion Pax. He was later under the influence of the Decepticon Leader and former Gladiator, Megatronous. Megatronous had the intentions to keep peace in his world, and rallied up a army of followers, shortening his name to Megatron after enter the political business. As he approached the high council, Megatron's true colors were shown. He demanded to them to be named the next Prime, but the ideas of Orion Pax was instead interested by them. That there was someone worthy enough to be named, the next Prime. Outraged, Megatron and his army of follow engulfed Cybertron in centuries of War.
|Name: Optimus Prime/Orion Pax|
Optimus had revived the Titan City also known as Metroplex and used him to take down the Decepticon Warp Cannons. At the last one, Metroplex was blasted by it and went offline, leaving Optimus to do it himself. While at a shutdown door, Optimus pried it open, but before he could see, Starscream and the Combaticons knocked him out and bought him before Megatron. Megatron, ready to execute Optimus, but was stopped and killed by a now Online Metroplex.
Role in Transformers: War for Neo Cybertron
Optimus had been constantly disturbed that Megatron would soon before return again soon and would restart the war again. He was also disturbed by seeing many visions of Megatron almost everywhere. Prime decided that in order to cure himself of this unease, He left the Autobot Council in Mission City to search for any remains of where Megatron would be found. However Prime left almost 10 Earth Years from the present day and hasn't been seen by anybody on Cybertron since. Ultra Magnus and the council could only assume that Optimus Prime, is dead.