Mortal Engines (2018) presents a visually stunning and imaginative post-apocalyptic world where entire cities have been mounted on massive wheels, roaming a devastated Earth in a brutal practice known as 'Municipal Darwinism.' The film follows Hester Shaw (Hera Hilmar), a mysterious young woman with a facial scar and a burning desire for revenge against Thaddeus Valentine (Hugo Weaving), a powerful figure in the traction city of London. Her path intertwines with Tom Natsworthy (Robert Sheehan), an idealistic historian, after she attempts to assassinate Valentine. Thrown together and exiled from London, they must survive the hostile Outlands and uncover a conspiracy that threatens what remains of human civilization.

Directed by Christian Rivers, a longtime collaborator of Peter Jackson (who co-wrote and produced), the film is a spectacle of world-building and visual effects. The concept of predator cities is realized with breathtaking scale and detail, making the action sequences genuinely thrilling. While the plot follows familiar hero's journey and rebellion tropes, the unique setting provides a fresh backdrop. The performances are solid, with Hugo Weaving delivering a suitably menacing turn, and the dynamic between Hilmar and Sheehan provides the emotional core.

Viewers should watch Mortal Engines for its sheer cinematic ambition and spectacular visuals. It's a film built on a grand, original idea rarely seen in blockbuster filmmaking. Despite a straightforward narrative, the execution of its core concept—cities hunting cities—is thrilling and makes for an engaging adventure. It's a perfect watch for fans of epic sci-fi and fantasy looking for a visually immersive experience with plenty of action and a touch of steampunk aesthetic.