Because you like Egon Spengler in Ghostbusters

This lab mouse has one thing on his huge brain: trying to take over the world on a nightly basis. See them in Pinky and the Brain.

Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.

Baloo is a fun-lovin' bear who just needs the bare necessities of life See them in The Jungle Book.

You won't like him when Bruce Banner is angry. See them in Marvel Cinematic Universe.

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

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.

Protecting Earth from mystical threats and training new members, Ancient One has her hands full with her latest recruit Stephen Strange. See them in Marvel Cinematic Universe.

Ultron is security software turned evil mastermind. See them in Marvel Cinematic Universe.

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.