![The other Zor-el sister(A Supergirl AU story)(Discontinued) by ambergoldwolf](https://img.wattpad.com/cover/318507732-512-k703218.jpg)
The other Zor-el sister(A Supergir...by ambergoldwolf
Nikolina Astra Zor-el is the twin sister of Kara Zor-el. When their home planet Krypton is in danger, Kara and Nina are sent to Earth to protect Kal-el but the destructi...
![Supergirl's sister?! by girlofsteelreadings](https://img.wattpad.com/cover/195871543-512-k575326.jpg)
Supergirl's sister?!by multifandom
What will happen when Maddie finds out she's supergirl's sister! When Lex trys to attack Maddie and her friend she is confused, but Kara finds out a surprising secret t...