Because you like Beetlejuice in Beetlejuice
Remy could be a five star Michelin chef, the only problem is that he is quite literally a rat. See them in Ratatouille.
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.
Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.
Squidward Tentacles is a pretentious clarinet player in search of peace and quiet. See them in SpongeBob SquarePants.
A no-nonsense pro, Agent K has dedicated his whole life to his job. See them in Men in Black.
Evan is a sensible kid, but being sensible isn't going to help him lose his virginity. See them in Superbad.
Madman, murderer, or musician? No one knows the Phantom behind the mask. See them in The Phantom of the Opera.
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.