Because you like Rick Deckard in Blade Runner

The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.

Don't ask Rosa Diaz, a Brooklyn detective, to lighten up. Actually, to be safe, don't ask her to do anything! See them in Brooklyn Nine-Nine.

Robin Scherbatsky is a former teen pop star who loves dogs and is scared of relationships. See them in How I Met Your Mother.

White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.

Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.

Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.

Tifa Lockhart is part mother hen, part martial arts bad-ass. See them in Final Fantasy Series.

Brian Griffin is the most scholarly member of the family—when he's not drunk on martinis. See them in Family Guy.

Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.

After years of living vicariously through other people's heroic stories, Wade Watts is about to become a hero himself. See them in Ready Player One.