Cynthia

Cynthia is a robot created for Howard and a villain in DC animated universe. When Howard came with Terry to the robot factory, he met a shady man who makes robots that look like humans but are illegal. Using a credit card he got from his parents, Cynthia was created to be Howard's girlfriend. Howard became popular because of this, however Chelsea flirted with Howard which made Cynthia jealous. She tried to kill Chelsea by dropping a sign on her but Terry interfered.