S01E03: Evil Under the Sea!
Batman investigates seismic activity and pays a visit to Aquaman, who is unaware that his brother Orm is conspiring with Black Manta to conquer Atlantis.
Previous Episode 
Season 1
Rise of the Blue Beetle!
S1E1 / 14 Nov 2008
Terror on Dinosaur Island!
S1E2 / 21 Nov 2008
Evil Under the Sea!
S1E3 / 05 Dec 2008
Invasion of the Secret Santas!
S1E4 / 12 Dec 2008
Day of the Dark Knight!
S1E5 / 02 Jan 2009
Enter the Outsiders!
S1E6 / 09 Jan 2009
Dawn of the Dead Man!
S1E7 / 16 Jan 2009
Fall of the Blue Beetle!
S1E8 / 23 Jan 2009
Journey to the Center of the Bat!
S1E9 / 30 Jan 2009
The Eyes of Despero!
S1E10 / 06 Feb 2009
Return of the Fearsome Fangs!
S1E11 / 20 Feb 2009
Deep Cover for Batman!
S1E12 / 27 Feb 2009
Game Over for Owlman!
S1E13 / 06 Mar 2009
Mystery in Space!
S1E14 / 13 Mar 2009
Trials of the Demon!
S1E15 / 20 Mar 2009
Night of the Huntress!
S1E16 / 08 May 2009
Menace of the Conqueror Caveman!
S1E17 / 15 May 2009
The Color of Revenge!
S1E18 / 22 May 2009
Legends of the Dark Mite!
S1E19 / 29 May 2009
Hail the Tornado Tyrant!
S1E20 / 05 Jun 2009
Duel of the Double Crossers!
S1E21 / 12 Jun 2009
The Last Bat on Earth!
S1E22 / 19 Jun 2009
When OMAC Attacks!
S1E23 / 16 Oct 2009
Mayhem of the Music Meister!
S1E24 / 23 Oct 2009
Inside the Outsiders!
S1E25 / 06 Nov 2009
The Fate of Equinox!
S1E26 / 13 Nov 2009
Season 2
Death Race to Oblivion!
S2E1 / 20 Nov 2009
Long Arm of the Law!
S2E2 / 11 Dec 2009
Revenge of the Reach!
S2E3 / 02 Jan 2010
Aquaman's Outrageous Adventure!
S2E4 / 08 Jan 2010
The Golden Age of Justice!
S2E5 / 15 Jan 2010
Sidekicks Assemble!
S2E6 / 22 Jan 2010
Clash of the Metal Men!
S2E7 / 29 Jan 2010
A Bat Divided!
S2E8 / 05 Feb 2010
The Super-Batman of Planet X!
S2E9 / 12 Feb 2010
The Power of Shazam!
S2E10 / 19 Feb 2010
Chill of the Night!
S2E11 / 26 Feb 2010
Gorillas in Our Midst!
S2E12 / 16 Apr 2010
The Siege of Starro! (1)
S2E13 / 17 Sep 2010
The Siege of Starro! (2)
S2E14 / 24 Sep 2010
Requiem for a Scarlet Speedster!
S2E15 / 01 Oct 2010
The Last Patrol!
S2E16 / 08 Oct 2010
Menace of the Madniks!
S2E17 / 15 Oct 2010
Emperor Joker!
S2E18 / 22 Oct 2010
The Criss Cross Conspiracy!
S2E19 / 29 Oct 2010
The Plague of the Prototypes!
S2E20 / 05 Nov 2010
Cry Freedom Fighters!
S2E21 / 12 Nov 2010
The Knights of Tomorrow!
S2E22 / 19 Nov 2010
Darkseid Descending!
S2E23 / 03 Dec 2010
Bat-Mite Presents: Batman's Strangest Cases!
S2E24 / 25 Mar 2011
The Malicious Mr. Mind!
S2E25 / 01 Apr 2011
Season 3
Battle of the Superheroes!
S3E1 / 25 Mar 2011
Joker: The Vile and the Villainous!
S3E2 / 15 Apr 2011
Shadow of the Bat!
S3E3 / 22 Apr 2011
Night of the Batmen!
S3E4 / 29 Apr 2011
Scorn of the Star Sapphire!
S3E5 / 27 May 2011
Time Out for Vengeance!
S3E6 / 03 Jun 2011
Sword of the Atom!
S3E7 / 11 Jun 2011
Triumvirate of Terror!
S3E8 / 18 Jun 2011
Bold Beginnings!
S3E9 / 25 Jun 2011
Powerless!
S3E10 / 21 Oct 2011
Crisis: 22,300 Miles Above Earth!
S3E11 / 28 Oct 2011
Four Star Spectacular!
S3E12 / 04 Nov 2011
Mitefall!
S3E13 / 18 Nov 2011
