Being a teenager means having to prove yourself - to peers, parents, teachers, mentors and, ultimately, to yourself. But what if you're not a normal teenager? What if you're a teenage super hero? Are you ready to prove you're worthy of the Justice League? That's exactly what the members of Young Justice - Robin, Aqualad, Kid Flash, Superboy, Miss Martian and Artemis - will find out. Are you in?
In the premiere, Robin, Speedy, Aqualad and Kid Flash are finally granted access to the headquarters of the Justice League. Do they have what it takes to be teenage super heroes?
ROBIN, AQUALAD and KID FLASH are prisoners of PROJECT CADMUS. Their only hope is to convince the SUPERBOY to switch sides and help them break free.
After SPEEDY declines to join the new team, DICK GRAYSON, KALDUR'AHM and WALLY WEST fear YOUNG JUSTICE is just a big joke. While new member M'GANN M'ORZZ fears there's no room for her to be part of it.
On their first official assignment – a covert recon mission to the Venom-producing island of Santa Prisca – The Team finds itself caught in a struggle between the deadly Bane and cult leader Kobra for possession of something far worse than they suspected.
Superboy's anger over his non-relationship with Superman is getting out of control. He refuses to train with Black Canary, and when the team faces an opponent that even the Justice League had trouble defeating, the Boy of Steel goes rogue.
Artemis faces an uphill battle trying to win over her new teammates as she tries to fill Red Arrow's boots on a mission he initiated: saving a brilliant young scientist from the League of Shadows.
When THE TEAM investigates the disappearance of KENT NELSON (formerly DOCTOR FATE), the scientific-minded WALLY WEST is forced to confront his disbelief in magic while battling ABRA KADABRA and KLARION THE WITCH BOY for the ultra-powerful HELMET OF FATE.
After a disastrous mission with the team, Aqualad returns to Atlantis to choose between a life on the surface world … or one beneath the waves with the Aquagirl of his dreams. But other forces are at play, which may make Aqualad's decision for him.
Young Justice discovers that they have forgotten the last six months of their lives, including each other and a final fateful mission in Bialya. The team turns to Miss Martian to recover their memories, before it is too late for Superboy.
Red Arrow’s battle to prevent the League of Shadows from inciting a war pits him against the world’s most dangerous assassins — and allies him with someone more dangerous still. Too bad Aqualad couldn’t convince him to ask the Team for help.
Batman assigns Superboy and Miss Martian to go undercover inside Belle Reve Penitentiary, a federal prison designed to house the world’s worst super-villains.
When the cave itself is attacked, can Artemis and Robin - the two teens without super powers - save the team (or even themselves) from the unknown invaders?
Already exhausted and rattled after a home turf invasion of the cave, the team learns that Aqualad - their friend and leader - withheld vital information that put them all at risk. When Batman sends the team and new "den mother" Captain Marvel to India to investigate bizarre reports of armed animals attacking human beings, can Aqualad pull his fractured team together?
When plant creatures attack major cities around the world, the team is eager to join the fight alongside the Justice League. Instead, Batman assigns them a still more dangerous task - taking out the plants' masters: a secret society of super villains called the Injustice League!
The team is on the hunt for Red Tornado, determined to find out once and for all whether the robot was the mole - even if it means kidnapping new friend Zatanna and dragging her along on the quest!
During an alien invasion, the team faces the ultimate challenge when they are forced to replace the fallen Justice League!
Conner Kent's pet, Sphere, has undergone a startling transformation, bringing it to the attention of the Forever People of New Genesis. Turns out Sphere originally belonged to them ... and they want sphere back!
On Halloween, Artemis and Zatanna go to Manhattan for a night on the town, only to be hunted by Harm, a psycho in training who is hiding a deadly secret.
When every adult on the planet disappears, only the team, Zatana and Billy Batson are left to defeat the five most powerful sorcerers on earth.
On his birthday, Kid Flash is forced to go on what is supposed to be a simple delivery mission, rather than battle with the Justice League. However, he soon discovers the mission is anything but simple.
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?
Superboy discovers that he may not be alone when he learns that Cadmus created another clone of Superman.
Artemis discovers that she's out in the cold when Red Archer returns to Young Justice to help them track down Sportsmaster... who is tied to her mysterious past.
The team goes undercover at the Haly International Traveling Circus to locate a thief stealing weapons technology across Europe -- but a thief isn't all they find.
The team gets a new member and a new mission -- a mission that may finally expose all of the team's secrets ... and all of their lies!
The team finally learns the identity of the traitor in their midst, forcing a battle against an enemy more dangerous than any they’ve ever faced before!