This item is discontinued and no longer availableThe lifeblood of Transformers robots, Energon fuels the epic action on Earth and beyond. Now, imagine harnessing the Transformers energy source with Energon Igniters figures. Convert this Energon Igniters Nitro Series Optimus Prime figure between robot and truck modes in 10 steps. Then plug the Energon Igniters core included in pack into the vehicle and push down to unleash driving action. This Optimus Prime figure stands at a 7-inch scale with eye-catching detailing. The Energon Igniters core unleashes the power in all Energon Igniters figures (each sold separately). The massive engine of Optimus Prime roars onto the highway. As Decepticons approach, he commands the road with unstoppable Autobot force. Harness Energon Igniters tech and unleash the power within. The information provided here is as complete and accurate as possible; however, product names, colours and/or materials are subject to change without notice.