Batman: The Animated Series work together in solving the case of missing valuable cat statues while Batman is away. Some of the other antagonists that appeared in the series included characters such as Poison Ivy, Catwoman, the Riddler, the Mad Hatter, Ra's al Ghul, Talia al Ghul, Man-Bat, the Penguin, the Scarecrow, Killer Croc, Bane, the Ventriloquist and his dummy Scarface, Hugo Strange and Tony Zucco. Other "good guy" characters featured in the show not previously mentioned include Alfred Pennyworth, Harvey Bullock, the Gray Ghost (an original character created by the series to portray Bruce Wayne's childhood hero and crime-fighting inspiration), Lucius Fox and
Batman: Mask of the Phantasm her, but just before he can kill Andrea, Batman arrives and begs Andrea to give up her quest. She refuses and disappears. Batman and the Joker battle to a stalemate. Moments later Andrea returns and seizes Joker, bidding Batman goodbye before vanishing with the maniacally laughing clown. The amusement park erupts in a series of explosions and Batman barely escapes. Alfred later consoles Bruce, telling him that no one could have helped Andrea. Bruce finds her locket, containing a picture of himself and Andrea, in the Batcave. Meanwhile, Andrea departs from Gotham alone on an ocean liner, feeling completely lost.