ufo spaceships set.
All models uses standard unity material shader.
All models has 2048x2048 realistic textures:
albedo, metallic, normal map, emission.
Mesh parameters:
ufo1: 750 polygons, 965 vertices
ufo2: 511 polygons, 541 vertices
ufo3: 460 polygons, 440 vertices
ufo4: 762 polygons, 1031 vertices
ufo5: 416 polygons, 405 vertices