Mortal Engines (2018) -

: Inhabitants now live on "Traction Cities," enormous mechanical fortresses on giant tank treads.

Released in 2018, is a visually ambitious steampunk epic directed by Christian Rivers and produced by Peter Jackson. Based on the novel by Philip Reeve, the film explores a world where "Municipal Darwinism" rules—a brutal system where massive, mobile cities "eat" smaller ones for resources. World-Building & Core Concept Mortal Engines (2018)

The story takes place roughly 1,700 years after a cataclysmic event known as the , which destroyed modern civilization. : Inhabitants now live on "Traction Cities," enormous

: This central philosophy dictates that cities must constantly move and consume smaller settlements to sustain their energy and population. Plot & Main Characters World-Building & Core Concept The story takes place

: The film’s featured predator city is a multi-tiered behemoth, where the lower levels handle "gut" work and the highest tiers house the elite.