Young Justice takes on The Reach in final battle and discovers that victory may cost them everything.
The villains allied with The Light hold a meeting to determine the fate of Earth.
An alien gladiator traps Young Justice in the Hall of Justice for a winner-take-all combat.
Superboy and the Blue Beetle go on a mission against Intergang, while Nightwing tries to help a former teammate.
Hal and the others encounter the Star Sapphires, who wield violet power rings. When they visit the Star Sapphires' homeworld of Zamaron, Hal is shocked to find Carol Ferris there.
While searching for food, Hal and Kilowog are caught between two warring factions of aliens.
Young Justice takes on its most dangerous enemy after they discover who within the team is the traitor.
A new member joins Young Justice just as they must face internal struggles as the moles make their identities clear.
Superboy discovers that he may not be alone when he learns that Cadmus created another clone of Superman. Meanwhile, the League votes on new members.
When the team returns to the Middle East on a mission to Qurac, Miss Martian must face her secrets... but will doing so save the team or destroy them?
The Forever People come seeking a missing possession: Sphere, which has undergone a bizarre transformation.
Young Justice takes along their new friend Zatanna on their quest to find Red Tornado and learn if he's the mole.
The lack of relationship and interaction with Superman angers Superboy, leading him to lose control of his anger and decline training with Black Canary. When Young Justice encounters an opponent that even their Justice League superiors have experienced difficulty in defeating, will Superboy decide to help the team?moreless
The Leader creates a dome of gamma energy that mutates everyone in the Cube into gamma monsters. Now, it's up to the Avengers to get inside the Cube and shut down the gamma dome, but will they wind up just like everyone else in the Cube? Meanwhile, Hawkeye confronts the Black Widow again.moreless
The gamma dome that took over the Cube has expanded, and now half of the North American population has been turned into gamma monsters - leaving it up to Thor, Hawkeye and the reluctant Hulk to defeat the Leader and save the day.moreless