When Mon-El returns, he reveals that he has time-traveled to the 31st century and founded the Legion, as well as married Imra Ardeen. In the third season, Kara struggles with the loss of Mon-El after he is forced to leave Earth. James becomes the masked vigilante Guardian Alex begins dating Maggie Sawyer and J'onn befriends a younger Martian, M'gann, from the White Martian race that killed his people.

Meanwhile, Kara befriends Lillian's adoptive daughter, Lena Luthor, the new CEO of LuthorCorp, and struggles with romantic feelings for recent Earth arrival Mon-El, a princely survivor from Krypton's neighboring planet Daxam, whose parents wish to reclaim him. In the second season, Kara and her allies deal with feuds between Earth's native populace and extraterrestrial community, and investigate the shadowy organization Project Cadmus, masterminded by Lillian Luthor, mother of Lex Luthor. Kara works with her adoptive sister Alex Danvers to fight these criminals, alongside the Green Martian J'onn J'onzz, her cousin's friend James Olsen, and tech genius Winn Schott. In the process, she discovers that hundreds of the criminals her mother imprisoned are hiding on Earth, including her aunt Astra and Astra's husband Non. In the first season, Kara is forced to reveal her powers, and becomes National City's protector. The series begins twelve years later when Kara is learning to embrace her own superhuman powers as a Kryptonian and has adopted the superheroine alias 'Supergirl'. By the time the spacecraft crash landed on Earth, Kal-El had grown up and become Superman. Kara was meant to protect her infant cousin, Kal-El, but her spacecraft was knocked off course and sent into the Phantom Zone, where it stayed for 24 years. Kara Zor-El was sent to Earth from Krypton as a thirteen year old by her parents Zor-El and Alura. In January 2020, The CW renewed the series for a sixth season, which premiered on Maand it will serve as the series' final season.Ī spin-off titled Superman & Lois premiered in February 2021. The show has received generally positive reviews from critics, who have praised the creative direction, the performances, and the themes addressed.

Since the second season, the series has aired on The CW. The series was officially picked up on May 6, 2015, after receiving a series commitment in September 2014 and received a full season order on November 30, 2015. The series is the third series set in the Arrowverse, sharing continuity with the other television series of the franchise. Supergirl is a costumed superheroine who is Superman's cousin and one of the last surviving Kryptonians. It is based on the DC Comics character Supergirl, created by Otto Binder and Al Plastino with Melissa Benoist in the title role. Supergirl is an American superhero television series developed by Ali Adler, Greg Berlanti and Andrew Kreisberg that originally aired on CBS and premiered on October 26, 2015.

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