Optimus Prime is Megatron's greatest rival, but several other Autobots are also capable of dealing the villain a devastating ...

Another cool Optimus Prime Transformers One toy is on sale for $27 (was $35), but this one doesn't transform into a big rig. Instead, you can easily shift it into "mask mode" and wear it ...

Some are calling it the "Roomba" robot while others insist it should be called "Optimus Prime." There are theories as to what this robot is for, but there's no confirmation from SpaceX itself ...