A year ago, concept artist, Mehrdad Malek posted an illustration. A sci-fi train.
https://www.artstation.com/artwork/GYWoB
I finally got around to fleshing this out as a game ready asset. Be sure to check out some of Mehrdad's other great work!
https://www.artstation.com/mehrdadmalek
Some stats:
88K tris
Four, 4K Maps - Aledo, Normal, Emissive, & Occlusion/Roughness/Metalness in one map, to conserve memory costs.
Scroll to the bottom for some sketchfab action.