Young Justice Season 1 Episodes |verified| Jun 2026

The secret society known as "The Light" reveals itself to the world. Using giant, mutated plant monsters infused with Joker Venom, they attack major cities globally. While the Justice League handles the plants on the frontline, the Team is sent to destroy the Light’s central control base in Louisiana, facing off against the Injustice League. Episode 15: "Humanity"

Superboy and Miss Martian go undercover in Belle Reve federal prison, a tense episode that highlights their growing relationship and individual challenges.

Following a sloppy training exercise, Batman sends the Team home for some structural downtime. Aqualad returns to Atlantis, where he struggles with a choice: remain on the surface world as a hero or stay in Atlantis with his first love, Tula. After helping Aquaman defeat Black Manta, Aqualad commits fully to leading the Team on Earth. Episode 9: "Bereft"

The team investigates a mysterious occurrence in Russia, where they encounter the villainous Doctor Fate. Meanwhile, Aqualad struggles with his identity and his connection to his father, Aquaman.

While the senior Justice League members engage in a public battle, The Team is left to deal with Clayface in the sewers. Grounded in interpersonal drama, the episode highlights the contrast between the glamorous public life of superheroes and the messy, unseen realities of black-ops work. Episode 9: "Bereft" young justice season 1 episodes

Twenty-six episodes of tightly plotted, beautifully animated, emotionally resonant superhero storytelling await any viewer willing to take the plunge. Young Justice Season 1 is not merely a great cartoon—it is great television, period.

: Joins later in the season (episode 15, " Humanity ").

Coldhearted , Image , Agendas , Insecurity , Performance , Usual Suspects .

| Episode | Title | Original Air Date | Summary | |:-------:|-------|-------------------|---------| | 3 | | January 21, 2011 | After Speedy declines to join, the new team struggles to find its footing. Miss Martian fears she has no place among them. When the four heroes face Mister Twister, all their fears are put to the test. | | 4 | Drop-Zone | January 28, 2011 | Young Justice goes on its first official mission under Batman, sent to observe and report on a Venom factory. The team must also determine which of them will serve as leader. | | 5 | Schooled | February 4, 2011 | Superboy's anger over his non-relationship with Superman spirals out of control. He refuses to train with Black Canary, and when the team faces an opponent that even the Justice League struggled to defeat, the Boy of Steel goes rogue. | | 6 | Infiltrator | February 11, 2011 | Green Arrow's niece, Artemis, joins the team and must save a brilliant young scientist from the League of Shadows, filling the void left by Red Arrow. | | 7 | Denial | February 18, 2011 | 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. | | 8 | Downtime | March 4, 2011 | After a disastrous mission, Aqualad returns to Atlantis to choose between a life on the surface world or one beneath the waves with the Aquagirl of his dreams. However, other forces at play may make the decision for him. | The secret society known as "The Light" reveals

The Injustice League attacks major cities with giant plants. The team tracks Red Tornado to find out if he is a traitor.

The calm, natural leader chosen by his peers to guide them through their initial growing pains.

While the Justice League gathers to debate expanding its roster, Superboy returns to Cadmus Labs. He discovers a secret wing where a flawed, aggressive clone of Superman—Match—is being kept on ice. Lex Luthor confronts Conner, revealing that Superboy's human DNA comes directly from Luthor himself, throwing Conner's identity into complete freefall. Episode 23: "Insecurity"

The team deals with a personal crisis as Miss Martian's past comes back to haunt her. Meanwhile, they face a new threat from the villainous Superwoman. Episode 15: "Humanity" Superboy and Miss Martian go

Superboy struggles with his lack of flight and heat vision, compounded by Superman’s refusal to acknowledge him. During a mission to secure Amazo—an android capable of mimicking Justice League powers—Conner's hotheadedness nearly gets the team killed. He learns that raw power is nothing without discipline and training. Episode 6: "Infiltrator"

(Original Air Date: March 11, 2011) Logline: The Team encounters a primitive tribe of super-powered “Wolf” creatures in Bialya, forcing Miss Martian to confront her telepathic limits.

Kid Flash is forced to confront his disbelief in magic while battling Klarion the Witch Boy to save the Helmet of Fate.

(Original Air Date: June 17, 2011) Logline: After months of secrets, the Team is summoned to the Hall of Justice for a “trust evaluation”—just as the villains make their final move.