Game Over for Owlman!.Teaser: A recap of the first part is shown, followed by Batman's escape from the police. Main Plot: On Earth, Owlman has broken free from the Batcave's cell and has stolen Batman's original costume and is committing crimes with help from all of the villains (namely Black Manta, Brain, Clock King, Doctor Polaris, Gentleman Ghost, and Gorilla Grodd). Batman, returned from the parallel earth, is now hunted by his friends. When Owlman decides to use the heroes as hostages in order to regain the Phase Oscillator, Batman must team up with his archnemesis, the Joker and save them before it's too late.