Because you like River Song in Doctor Who

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

Michael Kelso gets by on his good looks and his openhearted nature. See them in That '70s Show.

Working as a captain in the American Expeditionary Forces and a spy for British Intelligence, Steve Trevor wants to end World War I once and for all. See them in DC Extended Universe.

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

Hughie Campbell didn't ask to be a hero, but he's tired of injustice. See them in The Boys.

Irene Adler has to use both her brains and her body to survive. Luckily, she's usually the most brilliant person in the room. See them in Sherlock.

Driven and straightforward with high-technology parts, EVE was sent to Earth to see if it is habitable. See them in WALL-E.

Ryan Howard is a temp turned executive turned failing small-time media mogul. See them in The Office.

Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.

Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .

Luis is a deliverer of silver linings and long-winded stories. See them in Marvel Cinematic Universe.

In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.