Combine Skinned Meshes in UNITY with Skinn:VM - YouTube
Did you know? Each SkinnedMeshRenderer and material you use in Unity cases a single draw call to the GPU, and too many of these can destroy performance! Consider combining them (Details in
Dynamic Mesh Combining in Unity with C# - Random forest combined into meshes | Habrador
I made a tool to combine skinned meshes together. Here you can see the performance impact using uncombined meshes can have, and with no visual difference between the two, it's literally free
Skinned Mesh Combiner MT - Character Mesh Merge, Atlasing Support & More | Game Toolkits | Unity Asset Store