Best Episodes
Twenty-four-year-old Kara Zor-El, who was taken in by the Danvers family when she was 13 after being sent away from Krypton, must learn to embrace her powers after previously hiding them. The Danvers teach her to be careful with her powers, until she has to reveal them during an unexpected disaster, setting her on her journey of heroism.
Written by Sophie and last updated on jan 28, 2023.
PS: The following content contains spoilers!
PPS: I will admit that parts of this page was written with the help of AI - it makes my work so much easier to not start from a blank page!
Alex uses a pair of Obsidian contact lenses to visit a virtual National City where she takes on a whole new persona. Meanwhile, Kelly helps William investigate Lex. Kara deals with difficult news.
The episode was rated 7.42 from 842 votes.
Kara's investigation into William Dey's "criminal" activities results in the shocking revelation he is not who she thinks. Meanwhile, the conflict between Malefic and J'onn J'onzz reaches a boiling point.
The episode was rated 7.44 from 1142 votes.
Kara attempts to mend her relationship with Lena. J’onn J’onzz takes a deep dive into his memories while Kelly tries to help an old friend.
The episode was rated 7.46 from 1207 votes.
Supergirl, Alex, and Brainiac thwart an alien attack while William investigates Kara. J'onn J'onzz and Kelly use Obsidian tech to solve a problem.
The episode was rated 7.46 from 1238 votes.
As Supergirl tries to thwart a Toyman copycat, Winn Schott returns from the future.
The episode was rated 7.46 from 977 votes.
Supergirl finally learns the truth about Lena while tangling with Leviathan. J'onn J'onn makes a discovery about his brother's whereabouts.
The episode was rated 7.48 from 1104 votes.
Supergirl and the team go head to head against Rama Khan and Leviathan. Meanwhile, Lena and Lex must join forces when Project Non Nocere fails, leaving the two siblings in serious danger.
The episode was rated 7.50 from 779 votes.
Lex proceeds to lay an intricate plan to bring Lena closer to him, defeat Leviathan’s latest attack, and pit Supergirl and team against Leviathan. It is also revealed how Lex came into power after Crisis.
The episode was rated 7.51 from 799 votes.
The subsequent complications from the Crisis leave Supergirl to face a chaotic threat.
The episode was rated 7.54 from 1020 votes.
While a new villain is under arrest at the DEO, Supergirl uses him to try and understand who is responsible for the recent attacks. Meanwhile, Andrea and Lena think back on their tumultuous past.
The episode was rated 7.56 from 1105 votes.
Supergirl realizes that in order to stop Lex and Leviathan she must work with the one person she never thought she’d trust again – Lena. Nia keeps dreaming about Brainy but struggles with what the dreams are trying to tell her. Meanwhile, Brainy realizes there is only one way to stop Lex.
The episode was rated 7.56 from 804 votes.
Kara is surprised to find that CatCo has a new owner who has brought in a star reporter. New couples emerge and explore their budding relationships while J’onn J’onzz receives an unexpected visitor.
The episode was rated 7.57 from 1367 votes.
Supergirl's struggle against Leviathan reaches a boiling point as she faces off against Rama Khan. Meanwhile, as Lena and Hope work to launch Project Non Nocere, Hope proves to be an invaluable asset to Lena.
The episode was rated 7.62 from 1076 votes.
Mxyzptlk returns with a proposition for Kara – what if she could go back in time and tell Lena her secret before Lex did, would things turn out different? Looking back over key moments throughout the series, Kara must decide if she wants to change history to become friends with Lena again.
The episode was rated 7.64 from 941 votes.
The Monitor sends Harbinger to gather the worlds’ greatest heroes - Supergirl, The Flash, Green Arrow, Batwoman, White Canary, The Atom and Superman - in preparation for the impending Crisis. With their worlds in imminent danger, the superheroes suit up for battle while J’onn and Alex recruit Lena to help them find a way to save the people of Earth-38. This crossover continues on Batwoman S1E09, The Flash S6E09, Arrow S8E08, and Legends of Tomorrow S05E01.
The episode was rated 7.92 from 1644 votes.
