This is big spaceship, ground or underwater base! level, with 14 sub levels, lighting needs to be rebuild have any small problems with doors and some textures, when i fix this planned add HQ UFO to landing bay level, and send it to marketplace, also can sell this level only 1 exclusive copy. and not send it to marketplace and other CG markets. you get full permission for this assets with full source files with optimal price , if you interested write to p.m.
All levels demonstrations