Because you like Crash Bandicoot in Crash Bandicoot
Moe Szyslak is the crabby owner of the grimiest bar in Springfield. See them in The Simpsons.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
A poised, stately man-out-of-time, Ichabod Crane typically faces the modern world with wry quip. See them in Sleepy Hollow.
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
This cannibalistic villain may be a loner, but Killer Croc doesn't have problems with self-confidence. See them in Suicide Squad.
For Wreck It Ralph, it's not easy being the bad guy. Especially when you've been designed to destroy but really desire love. See them in Wreck-It Ralph.
Sephiroth wants nothing more than to seize the power of the Lifestream in order to become a god. See them in Final Fantasy Series.
Billy Batson is a troublemaking teen grappling with a pretty weird superhero identity crisis See them in DC Extended Universe.