Welcome to the extraordinary, futuristic urban landscape that is The Last City. This parallel world is set in the universe of industrial steampunk and neon lights. High-rise buildings are built on a backdrop of pipelines, factories, and sharp bends, bearing witness to the frantic chase embarked by multiple speeding marbles.Features:90-minute Assembly: Each parts interlock with each other with the insertion design.Marble Rolling with Dynamic Lighting: Touch the inductive switch to start, simultaneously controlling marble running with full power and lighting.Electric Lift Module Elevate Marbles for Cyclical Running: The large-torque motor ensures high-efficiency output.Extended 187cm Track Rolling Marble Course: Explore the complex network among tracks in this miniature spaceSwitch Between Two Modes: Marble Rolling & Lighting DisplayDiverse World Combination Play: Multiple city modules can be combined for infinite extension