Watch The Batman 2004 Season 4 full episodes online free watchcartoononline.
Synopsis: This animated adventure series of Bruce Wayne, billionaire by day, crime fighter by night, starts as Wayne balances life as a free-wheeling bachelor, with his role as the Caped Crusader. He’s joined on occasion by Robin and Batgirl. Black Mask, Killer Moth, the Everywhere Man, and a brand-new Clayface join The Joker, Penguin, and The Riddler in ceaselessly tormenting Gotham City. Can Batman stop them once and for all?