Likeness Manipulator

"I wish I had a device that allowed the user to make the physical and mental likeness of anyone targeted with it more like that of the user." As Jon said that, a weird looking gun appeared on his bed. It looked like something out of a science fiction movie. Jon picked it up. "I guess I just pull the trigger after I point it at someone," Jon said. "That seems simple enough," Karyn said. "Who are you gonna change first?" Jon thought about that, then pointed the device at ...