Sentinel Prime (Transformers Film Series)

Warning this article will have some major Spoilers in the movie; Transformers: Dark of the Moon.

Sentinel Prime is the main antagonist in the Live Action Movie; Transformers; Dark of the Moon. His can transform into a fire engine. Sentinel Prime was originally a Autobot, but betrayed the Autobots and sided with the Decepticons so he can save Cybertron.

Before the movie
On the Planet Cybertron there was a great war that partically destroyed cyberton. Sentinel made a deal with Megatron that if he was side with the Decepticon, Megatron would help recreate Cybertron. He flew away in a ship called the Ark, that was carrying hundreds of Rods (machines that can teleport anything). Sentinel warp jumped away from Cybertron and crashed landed on the moon. In 1969, Neil Armstrong was secretly assigned to search on the moon and anylizse that crash. Armstrong claimed there were no survivors. Since 1972 no one when to the moon since, and was deemed above classified.

Present Day
When Optimus and Ratchet were helping their human allies they encountered a piece of machine that was originally part of the Ark. They flew to the dark side of the moon and found the Ark, with both Sentinel Prime, and five Rods. With the Autobot Matrix of Leadership, Optimus revived Sentinel Prime. Sentinel took the form of a Fire Engine. After a chase scene ended Sentinel revealed his intention. In the process he murdered Ironhide, and wiped out NEST, with only a few human survivors.

The Invasion
Withthe help of Megatron they were able to open a space gate so the Decepticon can invade Earth. He decided to spare Optimus. They first took over Chicago and that if anyone tried to infiltrate they would be killed.

Transporting Cybertron
Other Decepticons were place around the world with a few of the Rods. they were going to be used to open a Space Gate and bring Cybertron into the Earth's atmophere. After the Red Rod was destroyed, (the Rod that controls all the other rods) Sentine Prime fought all the Autobot with little to no effort. At the same time Carly (Sam Witwicky's new Girlfriend) tries to convince Megatron to kill Sentinel Prime. She said that if Sentinel succesed, Megtron would be his B*tch. Convinced Megatron rushed in and killed Sentinel Prime, only to killed by Optimus.