Because you like Susan Storm in Fantastic Four
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.
Michael Scofield is no criminal, and he didn't get jailed by accident. See them in Prison Break.
White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.
A loyal assistant to Nelson and Murdock, Karen Page has a way of finding trouble. See them in Marvel Cinematic Universe.
A charming acapella performer, Jesse Swanson perfectly blends being nerdy with being cool. See them in Pitch Perfect.
A Wakandan spy, Nakia is capable, caring, and just the right amount of stubborn. See them in Marvel Cinematic Universe.
Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.
Iris West is a barista and blogger determined to expose a secret. See them in DC Extended Universe.