Low-poly T4-B Heavy Tank, made for a Star Wars mod.
Modified the design from the existing concept art to make more sense as a tank, because an open "cockpit" on a heavily armored vehicle doesn't make much sense.
The game has animations for opening hatches, which are accounted for and modelled.
https://www.moddb.com/mods/rising-empire
Technical details:
928 polys/1944 tris
Textures: 1024x1024 diffuse, specular and normal maps
Screenshots taken from Sketchfab
T4-B Heavy Tank