Hyper- realistic depiction of a colossal, mobile battle city on the move, reminiscent of the dynamic and imposing cities seen in 'Mortal Engines. ' This fortress on wheels (or tracks) dominates the landscape, its massive structure engineered with intricate detail, showcasing a blend of industrial might and post- apocalyptic aesthetics. The city's outer shell is a fortress of steel and rivets, with towering walls and defensive armaments protruding from its sides. The ground shakes beneath its weight as it rolls forward on gigantic wheels or continuous tracks, designed to traverse any terrain. The cityscape is a dense amalgamation of buildings, from steam- powered factories belching smoke to residential quarters cobbled together from salvaged materials, all fortified to withstand the rigors of movement and battle. The forefront of the city features a formidable command tower, equipped with advanced surveillance and weaponry, leading the charge across a desolate, rugged landscape. The scene captures the city in action, its engines roaring with power as it navigates through dust clouds kicked up by its relentless advance, a testament to human ingenuity and survival instinct in a fantastical, post- apocalyptic world, cinematic composition, trending on artstation <lora:WildcardX- XL- Detail- Enhancer:1. 5>