Arcee was a Field Commander of the Autobots.
She appeared in Transformers: Revenge of the Fallen . Arcee was one of the first females Autobots who became a tripartite Cybertonian which included Chromia and Elita-One .They landed on Earth and formed an alliance with Optimus Prime .
Arccee and her sisters hunted down Sideways (Decepticon) from Shanghai. Even though they have an excellent speed, they were unable to stop Sideways so Sideswipe was called out to finish the job.
Arcee attempting to stop Sideways from fleeing
Later she was shot and destroyed by a Decepticon in Egypt after giving Sam and Mikaela enough time to get to the pillars.