Because you like Lexie Grey in Grey's Anatomy

Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.

This mathematical genius doesn't have time for small talk; Alan Turing needs to break Enigma, the Nazi's cipher machine. See them in The Imitation Game.

A hurricane of a human being, Marla Singer is destructive and unforgettable. See them in Fight Club.

Although Thomas Sharpe is an English baronet, he doesn't have a Shilling to his name. He's in America to sell his invention and marry rich. See them in Crimson Peak.

Protecting his family's name and its power are more important to Tywin Lannister than anything or anyone. See them in Game of Thrones.

Lois Lane's journalistic success is the result of her tenacity. She will doggedly pursue her leads until discovering the information she needs. See them in DC Extended Universe.

Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.

Billy Butcher's job is to give everyone hell by any means necessary. See them in The Boys.

John Wick is a widowed former Navy Seal who becomes a notoriously effective hitman, killing over 124 people with gunshots alone. See them in John Wick.

A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.

Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.

Rue Bennett has been overprescribed and under-supervised her entire life. See them in Euphoria.