Supergirl

Season 6

20 episodes 6 seasons

Proving that friendship is every bit as important as truth and justice, Kara Danvers balances her work as a reporter for CatCo Worldwide Media with her role as Supergirl, keeping National City and the Earth safe from sinister threats. As she struggles to navigate her day job and friends, her heart soars as she takes to the skies as Supergirl.

Release Date

Premiered

Supergirl Season 6 released on March 30, 2021.

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S06E01 Aired March 30, 2021

Rebirth

As Braniac lays close to death after trying to stop Lex, Supergirl and team soar in to save him, engaging in an epic battle with Gamenmae. After beating Leviathan, Supergirl turns her attention to Lex who has used the Obsidian platform to brainwash half the world to love him and follow him at all costs, no matter what horrible things he does. Knowing how dangerous this makes her brother, Lena enlists the entire team - Alex, J'onn, Dreamer, Kelly and Braniac - to help, but Supergirl realizes that the only way to truly stop Lex is to sacrifice herself.

S06E02 Aired April 06, 2021

A Few Good Women

As the stakes with Lex are raised higher than ever before, Lena must decide how far she is willing to go to stop her brother. Meanwhile, Supergirl and the team are faced with a challenge unlike anything they've ever dealt with before and it brings Alex to her breaking point.

S06E03 Aired April 13, 2021

Phantom Menaces

Supergirl makes a new ally. Lena and Lex battle for control of Luthor Corp.

S06E04 Aired April 20, 2021

Lost Souls

Supergirl finds an opportunity to escape from the Phantom Zone but it comes with some dangerous strings attached. Meanwhile, Lena joins the Super Friends on a mission but finds she disagrees with their plan of action against the Phantoms and wonders if she is truly ready to be a part of the team.

S06E05 Aired April 27, 2021

Prom Night! (1)

Nia and Brainy attempt to save Supergirl from the Phantom Zone by time traveling back to Kara's home in 2009. While determined to secure the item needed to help Supergirl, Brainy is worried about keeping a low profile so as not to alter the future timeline. However, when their ship crashes upon arrival, a young Kara Danvers is the first on the scene. Meanwhile, a young reporter named Cat Grant sets her sights on Midvale as she suspects there is a big story in the small town.

S06E06 Aired May 04, 2021

Prom Again! (2)

Young Kara experiences kryptonite for the first time, Nia and Brainy are trapped by aliens, and a young Cat Grant may be the reason Supergirl never gets out of the Phantom Zone.

S06E07 Aired May 11, 2021

Fear Knot

As the Super Friends brave the Phantom Zone to bring Supergirl home, each member of the team is confronted by visions of their worst fear.

S06E08 Aired August 24, 2021

Welcome Back, Kara

As Supergirl and Zor-El make their return to National City, they are determined to keep the Phantom Zone behind them and enjoy being superheroes together. Unfortunately, their overzealous efforts backfire, creating a whole new threat to National City.

S06E09 Aired August 31, 2021

Dream Weaver

Kelly meets Joey, a young orphaned alien boy, who is acting out in foster care because he fears there is something wrong with his brother Orlando, who is incarcerated. Kelly asks Kara to help her investigate and they stumble upon abuse at the prison. Meanwhile, Nyxly crashes one of Nia's dreams and asks her for help.

S06E10 Aired September 07, 2021

Still I Rise

Supergirl intervenes when a building in the Heights that was set aside for low income housing is suddenly at risk to be sold to a major corporation. Supergirl recruits Orlando to help her win over the city, but things go awry when Nyxly shows up. Meanwhile, Nia trains with her mother.

S06E11 Aired September 14, 2021

Mxy in the Middle

Supergirl and team must stop Nyxly from vanquishing a familiar face from Supergirl's past - Mr. Mxyzptlk. Mxy returns and explains Nyxly's dark history to the super team in the best way he knows how - in song form. Meanwhile, Lena visits her mother's birthplace in Ireland, eager to dig into her past but is shocked by the small town's icy reception towards her.

S06E12 Aired September 21, 2021

Blind Spots

Kelly is horrified when the Ormfell building implodes, injuring many in the community, including Joey. However, her horror quickly turns to frustration when she realizes that the hospital is overwhelmed, people are getting sicker, and no one is coming to help - including Supergirl who is busy fighting Nyxly. Knowing that she can make a difference, Kelly embraces her power and fully steps into her role as Guardian. Joined by Supergirl, Alex, Diggle and team, Guardian leads the way to restoring justice to the fallen community.

S06E13 Aired September 28, 2021

The Gauntlet

Supergirl and team race Nyxly for control of a magical totem that controls courage. Supergirl and Nyxly battle and each get a piece of the totem but learn the first person to pass the test of courage will gain control of the entire thing. Meanwhile, Lena is still struggling to make sense of her newfound gift.

S06E14 Aired October 05, 2021

Magical Thinking

Lena is uncertain about using her magical abilities to help Supergirl retrieve the second totem from Nyxly. William struggles to write a story on the Super Friends that makes both the heroes and Andrea happy. Meanwhile, Kelly is thrilled Esme has found a new home, but things go awry and the little girl's future is put in danger.

S06E15 Aired October 12, 2021

Hope for Tomorrow

Supergirl continues to fight Nyxly for the remaining totems but after Nyxly kidnaps William, Supergirl realizes she needs to take a more proactive stance to keep National City safe. Meanwhile, Alex faces the biggest challenge of her life.

S06E16 Aired October 19, 2021

Nightmare in National City

Kara lands her dream story for Catco but when the city is suddenly attacked by a nightmare monster at the same time as her interview, she is forced to take a serious look at her life and decide if she can continue to live as both Kara and Supergirl. As Dreamer takes the lead on the search for the Dream Totem, which can vanquish the nightmare monster in National City, she realizes she needs to ask her sister Mauve for help. Old wounds resurface as the two sisters come face to face.

S06E17 Aired October 26, 2021

I Believe in a Thing Called Love

When Lex Luthor appears by Nyxly’s side, Supergirl and team must deal with the emotional fallout of facing their two biggest foes at the same time. Alex makes plans for the perfect proposal to Kelly, but work keeps getting in the way.

S06E18 Aired November 02, 2021

Truth or Consequences

Supergirl is determined to keep everyone safe from Lex and Nyxly so she doubles down on patrol, especially as Alex and Kelly's bachelorette party is coming up. Alex is torn between duty and finally allowing herself the time to enjoy her new family. Brainy receives heartbreaking news, and William clashes with Andrea over her recent coverage of Lex.

S06E19 Aired November 09, 2021

The Last Gauntlet

Supergirl and the Super Friends take drastic action after a loved one is kidnapped by Nyxly and Lex. An unlikely ally steps in to help the team.

S06E20 Aired November 09, 2021

Kara

Supergirl is joined by familiar faces from the past to help her stop Lex and Nyxly for good. Meanwhile, Alex and Kelly prepare to walk down the aisle.