or generated through the Mesh.boneWeights field. procedural mesh work is super easy in unity to the point where you can actually just write out a whole model by hand, animate it by hand, texture it by hand and then export it from unity to blender all through C#
anyways this is a moot point because im currently making a gun in maya so forget it you guys won. if anyone here is a maya wizard can you please instruct a brother on how to add vertices onto the faces of 3d shapes so i can cut them out of the model or extrude them