0:12 Part 1: Optimus Prime in animated movies
1:07 Part 2: Optimus Prime in the Bay-verse
5:43 Part 3: Optimus Prime in the Knight-verse
6:21 Part 4 (Bonus Video) Optimus Primal evolution in the Beast Era TV shows

The complete guide to all forms of Optimus Prime (Orion Pax) Leader of the Autobots as seen in animated Transformers movies, Michael Bay movies (Bayverse) & the Knightverse films. Plus a bonus mention of Optimus Primal.