This is a paid asset, but now you can download CERBERUS Free.
Detail this asset from Unity Store: Original Link
CERBERUS v1.0
Here is Cerberus, a giant dog with 3 heads guardian of Hades’ kingdom. Facing this creature is like being about to put one foot in Hell! This massive monster can deal deadly attacks and even blow fire!
Geometry is 21.8 Ktris, rig is 48 bones. Package offer both PBR (specular set up) and legacy shaders support with 4096*4096 textures.
The package includes a set of 20 quality animations, 5 being root motion variations.