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.
An intergalactic conqueror comes to Earth with plans to take the planet for his own.
An alien gladiator traps Young Justice in the Hall of Justice for a winner-take-all combat.
The Kroloteans receive help from an unexpected source as Young Justice and the Justice League try to stop the invasion.
The intergalactic bounty hunter Lobo arrives on Earth and fights Young Justice... but his arrival is only the prelude to a greater threat.
Batman teams up with Adam Strange, the Flash, 'Mazing Man, and the Creature Commandos in four separate vignettes.
When Jesse needs Michael's help with a security job, Michael joins a group of hijackers who wind up taking hostages at an airport.