Nemesis Prime is the dark mirror of Optimus Prime, and is a corrupted, evil clone who is portrayed as a ruthless enforcer of destruction and chaos. First introduced in Transformers: Armada (2003), ...
In Transformers: The Last Knight (2017), Nemesis Prime is essentially a corrupted version of Optimus Prime. After Optimus departs at the end of Age of Extinction, he is captured by the alien sorceress ...