Seasons & episodes

S5 · E8The Metal Face of Comedy 2007-12-15 · 22 min＋

A strange mishap causes the Joker's mind and personality to be downloaded into a computer, enabling him to control the new WayneTech Nanobots. This creates a new and improved body which attempts to destroy Batman, Robin, and the original Joker.

S5 · E9Attack of the Terrible Trio 2008-02-02 · 22 min＋

A trio of college misfits use stolen mutagens from Dr. Kirk Langstrom to transform themselves into animal forms and get revenge on those who have scorned them.

S5 · E10The End of the Batman 2008-02-09 · 22 min＋

The Batman meets his opposite in the form of Wrath and his partner Scorn who are helping Joker, Penguin, Killer Croc, and Ventriloquist and Scarface with a job. Batman and Robin must stop their evil counterparts.

S5 · E11What Goes Up... 2008-02-16 · 22 min＋

When Black Mask hires Hawkman's arch-nemesis the Shadow Thief to break him out of Arkham and assist in the theft of a meteorite, Batman must team up with fellow Justice League member Hawkman to defeat them.

S5 · E12Lost Heroes (1) 2008-03-08 · 22 min＋

When super-powered members of the Justice League begin disappearing one by one, Batman, Robin and Green Arrow must discover the mystery surrounding their disappearance.

S5 · E13Lost Heroes (2) 2008-03-08 · 22 min＋

The Joining attempts a second invasion of Earth with the stolen powers of the newly formed Justice League. Only the non-powered heroes Batman and Green Arrow remain to gain back their friends' powers and stand between the Joining and world conquest.