One of the most impactful on-screen deaths was that of Optimus Prime in Transformers ... arc in Sins of the Wreckers and show that not all Autobots are good. In the IDW Continuity, Polar Claw ...

The unending war of Autobots and Decepticons in Transformers leads to some tragic deaths ... all are one. Featured in: Transformers: The Movie (1986) Performance by: Peter Cullen Optimus Prime ...

Since Michael Bay kicked off the live-action Transformers movies in 2007, the robots in disguise have been all over the big screen ... long before Optimus Prime and Megatron put wheels down ...