Because you like Chef in South Park

Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.

Green skin, pointy hat, evil cackle—this villain has it all! See them in The Wizard of Oz.

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

Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.

Barry Egan has too many anger issues to list here. See them in Punch Drunk Love.

This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.

Ahsoka Tano hopes to be a very powerful and knowledgeable Jedi one day. See them in The Clone Wars.

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.

Linda Belcher doesn't prescribe to what society deems as "normal." She narrates her life through song, much to the alarm of everyone nearby. See them in Bob's Burgers.

The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.

A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.

Gene Belcher dreams of a future in the limelight, and he doesn't let his lack of talent hold him back. See them in Bob's Burgers.