Modeling issue was fixed.
Now it is Unity 5 pack with PBS materials.
1. Halberd A: 370 polygons, 374 vertexes, 674 triangles.
2. Halberd B: 422 polygons, 427 vertexes, 824 triangles.
3. Halberd C: 438 polygons, 432 vertexes, 836 triangles.
Textures are in .TIF file format. (diffuse, normals and specular) 1024x1024.