Because you like Freddie Mercury in Bohemian Rhapsody
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.
The incomplete experiment of an inventor, Edward Scissorhands was left with blades instead of hands and an unpolished understanding of the world. See them in Edward Scissorhands.
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.
Alfredo Linguini can whip up five star meals effortlessly. Just don't look under his hat. See them in Ratatouille.
Lily Aldrin is a flaky but supportive kindergarten teacher and painter. See them in How I Met Your Mother.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
Queenie Goldstein is beautiful, kind, and probably currently reading your mind. See them in Fantastic Beasts and Where To Find Them.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
Peter Pevensie shows as much courage as a child king as he did under The Blitz of London. See them in The Chronicles of Narnia.
Turanga Leela is the daughter of two mutants who live in the sewers below New York City. See them in Futurama.