Moment From Transformers: Dark of the Moon
Even wounded by Sentinel Prime, Optimus Prime decides to end the war with the Deceptions, by removing Megatron's head.
The Autobots continue to work for NEST, now no longer in secret. But after discovering a strange artifact during a mission in Chernobyl, it becomes apparent to Optimus Prime that the United States government has been less than forthright with them.
Tags: moon, spacecraft, traitor, bodyguard, alien planet, based on cartoon, transformers, giant robot, sabotage, word domination, commando, duringcreditsstinger