In ' and ', Optimus Prime shares the role of main protagonist with Rad, Alexis, Carlos, Starscream and Hot Shot. The Optimus of this universe shares many similarities with his parallel universe versions, including nobility of spirit and a strong desire to protect all humans on Earth. In this continuity, the two sides are not looking for Energon, but a small race of power-enhancing Transformers known as Mini-Cons. Optimus led his small band of Autobots to stop Megatron from acquiring their power for himself.