Medieval Old man Low-poly 3D model is available on CGTrader for $25. Original author: bucklerowe. Specs: 20069 polys, 23446 verts.
BLEND (Blender, filesize: 15.8 MB), FBX (Autodesk FBX, filesize: 1.34 MB), GLTF (glTF, filesize: 78.7 MB), TEXTURES (Textures, filesize: 401 MB)