Hera and Sabine take the Phantom to an abandoned asteroid base to get supplies, but they become stranded there and are attacked by ravenous nocturnal creatures.
Young Justice takes on The Reach in final battle and discovers that victory may cost them everything.
While Cheshire and Sportsmaster hunt down Aqualad to take revenge for Artemis' death, Black Manta gives his prisoner, Miss Martian, 24 hours to live.
When The Reach's teenage experimental subjects take off on their own, Nightwing sends Blue Beetle after them. Jaime catches up to them but soon has to deal with a marauding android, Red Volcano, and the teenagers help him out.moreless
Blue Beetle and Miss Martian go on a mission to help their teammates and discover something unexpected.
A former Young Justice member returns to the team to help defend a satellite launch against enemy attack.
The Kroloteans receive help from an unexpected source as Young Justice and the Justice League try to stop the invasion.
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.
Captain Atom is drained of his powers but continues to try serving as a superhero with the Justice League, with an assist from Batman.
While the Justice League combats a worldwide outbreak of plant creatures, Batman sends Young Justice to deal with the villains responsible: the Injustice League.