Low poly model.

Video: Demon M11 (youtube.com)

Rigged with Epic Skeleton.

The skeleton from UE4, if you use UE5, consider this point.

Additional bones that are added to skeleton:

Head (Jaw, Jaw1)

Textures:

4K PBR Textures(tga)

5 materials

15 textures

Polycount:

Verts: 4386

Faces: 6179

Tris: 8374