Besides his voice and cool faceplate, Optimus Prime's most distinctive feature ... when Optimus' alternate mode was swapped ...

In almost every Transformers series, cartoon, anime, comic book, video game and movie, Optimus Prime is the valiant leader of ...

While Optimus Prime opens the film in the form of a rusted out 1973 Marmon cab-over truck, the autobot leader eventually takes the form of an awesome 2015 Western Star 5700-based semi. We'll see ...

We wouldn't be surprised to see this 2-in-1 build--Optimus ... mech and truck modes--sell out again soon. If Amazon sells out, it's worth noting that the Lego Store restocked Optimus Prime ...