<P> The Fallen teleports to their location and steals the Matrix from Optimus , then returns to the pyramid with Megatron and activates the Sun Harvester . Jetfire , who was gravely wounded during the battle by Scorponok but did manage to kill his attacker , sacrifices himself in order to transplant his parts to Optimus , which give him immense strength and the ability to fly . Optimus knocks the Fallen and Megatron off the pyramid , destroying the Sun Harvester in the process . In the battle , Optimus disables Megatron and kills the Fallen ; vowing vengeance , Megatron retreats with Starscream . The </P>
who dies in transformers revenge of the fallen
Jetfire