Season 4 of The Batman premiered on September 23, 2006.
4 - 11 A Matter of Family Sep. 23, 2006
4 - 22 Team Penguin Sep. 30, 2006
4 - 33 Clayfaces Oct. 07, 2006
4 - 44 The Everywhere Man Nov. 04, 2006
4 - 55 The Breakout Nov. 11, 2006
4 - 66 Strange New World Nov. 18, 2006
4 - 77 Artifacts Feb. 03, 2007
4 - 88 Seconds Feb. 10, 2007
4 - 99 Riddler's Revenge Feb. 17, 2007
4 - 1010 Two of a Kind Feb. 24, 2007
4 - 1111 Rumors Mar. 03, 2007
4 - 1212 The Joining (1) Apr. 28, 2007
4 - 1313 The Joining (2) May. 05, 2007