![Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--sgfuDCd4--/c_fill,h_315,w_851/d_tv-fanatic-placeholder-square.png,f_auto,fl_lossy,q_75/v1446061736/banner/supergirl.jpg)
Supergirl
Tuesdays 9:00 PM on The CWWatch Supergirl Online
![Lena Looks For Clues - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--4N_mQ99a--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1555809892/lena-looks-for-clues-supergirl.jpg)
On Supergirl Season 4 Episode 18, Kara and Lena head to Stryker's Island to find clues to defeat Lex, while Lena studies an array of puzzles Lex left behind.
![The Aftermath - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--A3aZimxZ--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1553994549/the-aftermath-supergirl.jpg)
On Supergirl Season 4 Episode 17, Supergirl faces her biggest challenge yet as she must deal with the destructive aftermath of Lex's nefarious plans.
![Lex Luthor's Next Plan - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--h6Zq2cqg--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1553484994/lex-luthors-next-plan-supergirl.jpg)
On Supergirl Season 4 Episode 16, Lex Luthor reveals all about his daring plan to rid the world of Supergirl, but how far will he go to win the battle?
![Kara and Alex Hug It Out - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--U7gdmI34--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1552570038/kara-and-alex-hug-it-out-supergirl.jpg)
On Supergirl Season 4 Episode 15, Lex Luthor gets a furlough from prison due to ill health, but what is the villain's master plan to take down a hero?
![Worried For Everyone's Safety - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--8QXVr25H--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1552176131/worried-for-everyones-safety-supergirl.jpg)
On Supergirl Season 4 Episode 14, with Ben Lockwood's push to stir up the anti-alien movement, Supergirl is worried about the safety of both humans and aliens.
![Catching Manchester Black - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s---JZyk7Ok--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1551412151/catching-manchester-black-supergirl.jpg)
On Supergirl Season 4 Episode 13, Supergirl pulls double duty as she tries to apprehend Manchester Black and his team and deal with a shocking new development.
![Looking For a Distraction - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--XpadmVdr--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1550368457/looking-for-a-distraction-supergirl.jpg)
On Supergirl Season 4 Episode 12, Kara decides to team up with J'onn on his latest P.I. assignment but it ends up tying directly into Alex's current situation.
![Embrace Her Destiny - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--KlmRfH7T--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1547950157/embrace-her-destiny-supergirl.jpg)
On Supergirl Season 4 Episode 11, Nia is encouraged to embrace her destiny and Alex deals with a drug that turns people violent and gives them superpowers.
![Colonel Haley - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--i6EDtSjv--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1547949883/colonel-haley-supergirl.jpg)
On Supergirl Season 4 Episode 10, Colonel Haley and Supergirl clash when she handles a distress call from a Navy ship that turns out to be an alien attack.
![Cheers! - Supergirl](https://tv-fanatic-res.cloudinary.com/iu/s--G8zK4u5h--/t_small_l/cs_srgb,d_tv-fanatic-placeholder-square.png,f_auto,fl_strip_profile.lossy,q_auto:420/v1542814901/cheers-supergirl.jpg)
On Supergirl Season 4 Episode 9, the Elseworlds crossover continues, and Cisco continues to cause problems for his former friends. Can anyone get through to him?