This is a paid asset, but now you can download cyberpunk – Transformer City Free.
Detail this asset from Unity Store: Original Link
cyberpunk – Transformer City v1.2 (Latest version)
“If possible, please buy the package to support the developer”
→ Transformer City documentation
Modular ‘Transformer City’ pack for creating high detailed sci-fi transform-animated city, includes:
● modular transform street / roads (see video);
● modular walls, floors, ladders, cables and other props;
● small fly cars pack;
● script system for background fly cars traffic;
● operational scripts and animations for streets transformations (roads transformations);
● with LOD’s;
● textures 2K-4K;
● tris count: 50-5000.
→ Girl from video – separate package here