Sabrina Maroney is the leader of the cat burglars in New York City. When Batperson comes along and begins to ruin her heists and other businesses, she is determined to bring him down. When she finds out he goes to Callie Maggotbone's apartment, she kidnaps Callie and forces Batperson to turn himself over to her. Yet Batperson and Koala Boy manage to catch her and save Callie in the end.