Because you like Cosmo Kramer in Seinfeld

Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.

Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.

Joe Goldberg works at a local bookstore and charms most girls sock's off. He is also a serial killer, but no one is perfect! See them in You.

Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.

Will Herondale is an emotionally distant bad boy with a secret. See them in Clockwork Angel .

Molly Weasley runs a household teeming with magic: gnomes run around the garden, dishes wash themselves, and noisy ghouls rule the attic. See them in Harry Potter Series.

Mr. Fox will never truly be happy without a dead chicken between his chompers. See them in Fantastic Mr. Fox.

Others see him as the town nutcase, but Flint Lockwood knows his inventions will change the world someday. See them in Cloudy with a Chance of Meatballs.

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

Smart, sarcastic, and loyal, Stiles Stilinski doesn't just want to be the sidekick in someone else's life. See them in Teen Wolf.

Benoit Blanc is Sherlock with Southern charm, and a mysterious benefactor. See them in Knives Out.

Nomi Marks is a brilliant hacker with an open-minded, accepting spirit. See them in Sense8.