Create a new controller that uses a Cluster-deformer.
Create a new controller, that uses a “Cluster-deformer”. First use a SoftMod, to define the deformation-area.
Use a SoftMod to define the deformation-area.
By default, the new controller will be parented to the closest joint. If you wish to specify parent-joint, then select the SoftMod + also select the “DeformJoint” to use as parent.
(DeformJoints are the joints that are in the “DeformationSystem” group)