When Bruce Wayne receives the man of the year award, fellow billionaire Lex Luthor becomes jealous and decides to run for President. To create the atmosphere for his type of fear-based politics Lex recruits the Joker to perfect a Black LEGO Destructor Ray which wreaks havoc on Gotham. As Lex destroys Batman's tech, Batman reluctantly turns to Superman for help.

Four young men must be trained in the ancient art of spinjitzu by Sensei Wu in order to fight against the evil skeleton army and save the powerful four weapons; Hero rookie Rocka sets out to save the planet Quantros from the former Hero professor Aldous Witch, who has become the power mad Witch Doctor; Alpha team leader Storm is helped by team members Bulk and Stringer as he leads the Hero Factory and discovers that he is driven by something deeper...

Batman has joined the just formed Justice League in order to keep tabs on Superman, a mistrust that is complicated by Superman?s bad (but well meaning) clone Bizarro and his creation of the Bizarro League, but an even bigger threat forces the two Leagues to join forces.

When Brainiac sends several members of the Justice League to different places in time, Batman and the Flash must work to bring them back together and stop Brainiac.

Batman faces his greatest challenge yet: vacation! The caped crusader reluctantly agrees to let Batgirl and Nightwing take him on a long overdue vacation from crimefighting, while Superman and the Justice League watch over Gotham City. Neither operation goes as planned when Batman's vacation is cut short by dangers from his past and invaders from the center of the earth, and Superman and the other Leaguers quickly realize just how much Batman usually...

When the Justice League goes into battle against the Joker, something goes awry with the Flash's power, causing him to get into a repeating time loop.