The leader of the Transformers' Autobots is definitely based on a flat-faced cab-over-engine semi-truck. Exactly which one, though, remains a matter of dispute.

Lego has partnered with yet another popular franchise, recreating its IP with little plastic bricks. This time, it's Transformers, the 1980s toy line of robots ...

Lego Optimus Prime is a feat of toy engineering and ingenuity. The leader of the heroic Autobots from The Transformers toys, TV shows and movies has now been rendered as a Lego set with 1,508 pieces.

In almost every Transformers series, cartoon, anime, comic book, video game and movie, Optimus Prime is the valiant leader of the Autobots. Known for usually transforming into a semi-truck or fire ...

The Transformers Optimus Prime Converting RC Car Is Less Than Half Price Right Now There's more than meets the eye with this remote-controlled truck version of Optimus Prime, and it's now on sale.

Hasbro and Robosen have launched a companion trailer for Optimus Prime with equally cool auto-conversion features and an equally steep $750 price.

Self-transforming Optimus Prime is back with a new transforming trailer as well. The self-transforming Optimus Prime, which could transition from a truck to a robot, is now back.

Transformers Toys Come Full Circle With Optimus Prime, Not Megatron, Now Turning Into a Nerf Blaster Has the Autobot leader finally realized how useless turning into a tractor trailer really is?

Lego’s New $170 Optimus Prime Can Actually Transform Into A Truck The kit is more than a foot tall, contains 1,500+ pieces, and is recommended for builders 18 years of age or older ...

The Optimus Prime figure converts from robot to truck mode in 37 steps and the Soundwave figure converts from robot to SUV mode in 15 steps. Transformers: Reactivate action figures feature special ...