Humans and Transformers are at war. Optimus Prime is gone. The key to saving our future lies buried in the secrets of the past, in the hidden history of Transformers on Earth. Saving our world falls upon the shoulders of an unlikely alliance: Cade Yeager; Bumblebee; an English Lord; and an Oxford Professor.

The Malto Family’s world turns upside down when the Terrans, the first Earthborn Transformers robots, spark to life. The Terrans will forge an alliance between the human Malto family and the legendary Autobots, uniting them in a shared mission.

Two spaceships, one manned by benevolent Maximals, the other by evil Predacons, crash-land on a pre-humanoid planet while en route to Earth. Their crews assume indigenous animal forms to protect themselves from an overabundance of natural energy, transforming into robots to do battle. Thus, the Beast Wars have begun...

The Autobots must stop a colossal planet-consuming robot who goes after the Autobot Matrix of Leadership. At the same time, they must defend themselves against an all-out attack from the Decepticons.

When a new threat capable of destroying the entire planet emerges, Optimus Prime and the Autobots must team up with a powerful faction known as the Maximals. With the fate of humanity hanging in the balance, humans Noah and Elena will do whatever it takes to help the Transformers as they engage in the ultimate battle to save Earth.

As humanity picks up the pieces after the battle of Chicago, a shadowy group reveals itself in an attempt to control the direction of history…while an ancient, powerful new menace sets Earth in its crosshairs. With help from Cade Yeager, Optimus Prime and the Autobots rise to meet their most fearsome challenge yet.

The frantic race to locate the Allspark first culminates on a strange planet as the future comes crashing through to the present day.

On their dying planet, the Autobots and Decepticons battle fiercely for control of the AllSpark in the Transformers universe's origin story.

While Megatron takes drastic measures to save the Decepticons, the Autobots fight to save all of Cybertron from both on the planet and aboard the Ark.

Sam Witwicky leaves the Autobots behind for a normal life. But when his mind is filled with cryptic symbols, the Decepticons target him and he is dragged back into the Transformers' war.

The Autobots continue to work for NEST, now no longer in secret. But after discovering a strange artifact during a mission in Chernobyl, it becomes apparent to Optimus Prime that the United States government has been less than forthright with them.