S04E13: The Joining (2)
Martian Manhunter's prediction of an alien invasion by The Joining has come true. As Batman tries to stop them on his own, he learns that even working with a team will stop The Joining.
Previous Episode 
Season 1
The Bat in the Belfry
S1E1 / 11 Sep 2004
Call of the Cobblepot
S1E2 / 18 Sep 2004
Traction
S1E3 / 25 Sep 2004
The Cat and the Bat
S1E4 / 02 Oct 2004
The Man Who Would Be Bat
S1E5 / 30 Oct 2004
The Big Chill
S1E6 / 06 Nov 2004
The Big Heat
S1E7 / 13 Nov 2004
Q&A
S1E8 / 20 Nov 2004
The Big Dummy
S1E9 / 27 Nov 2004
Topsy Turvy
S1E10 / 05 Feb 2005
Bird of Prey
S1E11 / 12 Feb 2005
The Rubberface of Comedy (1)
S1E12 / 30 Apr 2005
The Clayface of Tragedy (2)
S1E13 / 07 May 2005
Season 2
The Cat, the Bat and the Very Ugly
S2E1 / 14 May 2005
Riddled
S2E2 / 21 May 2005
Fire & Ice
S2E3 / 28 May 2005
The Laughing Bat
S2E4 / 04 Jun 2005
Swamped
S2E5 / 11 Jun 2005
Pets
S2E6 / 18 Jun 2005
Meltdown
S2E7 / 25 Jun 2005
JTV
S2E8 / 09 Jul 2005
Ragdolls to Riches
S2E9 / 16 Jul 2005
The Butler Did It
S2E10 / 20 Aug 2005
Grundy's Night
S2E11 / 27 Aug 2005
Strange Minds
S2E12 / 03 Sep 2005
Night and the City
S2E13 / 10 Sep 2005
Season 3
Batgirl Begins (1)
S3E1 / 17 Sep 2005
Batgirl Begins (2)
S3E2 / 24 Sep 2005
A Dark Knight to Remember
S3E3 / 01 Oct 2005
A Fistful of Felt
S3E4 / 08 Oct 2005
RPM
S3E5 / 05 Nov 2005
Brawn
S3E6 / 12 Nov 2005
The Laughing Cats
S3E7 / 19 Nov 2005
Fleurs du Mal
S3E8 / 26 Nov 2005
Cash For Toys
S3E9 / 04 Feb 2006
The Apprentice
S3E10 / 11 Feb 2006
Thunder
S3E11 / 18 Feb 2006
The Icy Depths
S3E12 / 06 May 2006
Gotham's Ultimate Criminal Mastermind
S3E13 / 13 May 2006
Season 4
A Matter of Family
S4E1 / 23 Sep 2006
Team Penguin
S4E2 / 30 Sep 2006
Clayfaces
S4E3 / 07 Oct 2006
The Everywhere Man
S4E4 / 04 Nov 2006
The Breakout
S4E5 / 11 Nov 2006
Strange New World
S4E6 / 18 Nov 2006
Artifacts
S4E7 / 03 Feb 2007
Seconds
S4E8 / 10 Feb 2007
Riddler's Revenge
S4E9 / 17 Feb 2007
Two of a Kind
S4E10 / 24 Feb 2007
Rumors
S4E11 / 03 Mar 2007
The Joining (1)
S4E12 / 28 Apr 2007
The Joining (2)
S4E13 / 05 May 2007
Season 5
The Batman/Superman Story (1)
S5E1 / 22 Sep 2007
The Batman/Superman Story (2)
S5E2 / 29 Sep 2007
Vertigo
S5E3 / 06 Oct 2007
White Heat
S5E4 / 13 Oct 2007
A Mirror Darkly
S5E5 / 03 Nov 2007
Joker Express
S5E6 / 10 Nov 2007
Ring Toss
S5E7 / 08 Dec 2007
The Metal Face of Comedy
S5E8 / 15 Dec 2007
Attack of the Terrible Trio
S5E9 / 02 Feb 2008
The End of the Batman
S5E10 / 09 Feb 2008
What Goes Up...
S5E11 / 16 Feb 2008
Lost Heroes (1)
S5E12 / 08 Mar 2008
Lost Heroes (2)
S5E13 / 08 Mar 2008
Rino Romano
The Batman (voice)
Evan Sabara
Robin (voice)
Danielle Judovits
Batgirl (voice)
