When Kara Zor-El fell to earth she was captured and been put through painful experiments over the years, cut off from the sunlight that gives Kryptonians powers. But as she got older she got her powers back and Kara is known to a government superhero called…supergirl. She is a lot stronger than a regular Kryptonian and stronger than Superman, Kara joined the teens titans and she’s known to be dominant as hell but if your her friend your good but if your her foe your dead.