Because you like Jim Levenstein in American Pie

Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.

Aragorn is the one true king, a title he is too humble to accept. See them in The Lord of the Rings.

Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.

Marty McFly is a skateboarder, aspiring rock star, and reluctant time-traveler. See them in Back to the Future.

Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.

When Jessica Jones is not throwing back drinks, she's taking down bad guys with her strength, detective skills, and foul-mouthed insults. See them in Marvel Cinematic Universe.

If you need her, Lisa Simpson will be in her room with her saxophone and a good book. See them in The Simpsons.

Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.

Tina Belcher is on the cusp of puberty, and she has no shame when it comes to boys, butts, and brassieres. See them in Bob's Burgers.

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.

A bookish know-it-all with a bossy streak, Hermione Granger always stands up for what she believes in. See them in Harry Potter Series.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.