The mechanical design consists of an end effector, manipulator, and gripper. Complex electronics may also be needed to control the workpiece manipulator. They are an expert manipulator and schemer, frequently using pawns in their plans. The path is controlled by the coordinated motion of the manipulator joints. The substrate holder is attached to the manipulator shaft. The links of the manipulator can be considered to form a kinematic chain. Passiveness refers to allowing sensations to happen and being an observer rather than a manipulator. The Calculator has a genius level intelligence and is a skilled manipulator and superb strategist. Sam is described as a "master manipulator and charmer". Aspasia is the able manipulator whose perfect body hides a corrupt and prosaic soul. The fictional counterpart of Cherie Blair is depicted as a sinister manipulator of her husband. Mordenkainen is a powerful wizard and a potent political manipulator. She's her father's daughter, so she's a master manipulator. River is able to use her vortex manipulator to allow the TARDIS to arrive. This mission marked the first checkout of the MMU and Manipulator Foot Restraint (MFR).