Because you like Michaelangelo in Teenage Mutant Ninja Turtles
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.
Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
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.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.
Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.
Chef is a swinging bachelor and former R&B singer with a leopard-skin upholstered couch and some great stories. See them in South Park.
This cannibalistic villain may be a loner, but Killer Croc doesn't have problems with self-confidence. See them in Suicide Squad.
Illiterate and oblivious, Crash Bandicoot is still a hero. See them in Crash Bandicoot.
Relentlessly cheery Ned Flanders enjoys a nice piece of bread with water on the side for dipping See them in The Simpsons.
A short-tempered guy, Bowser is determined to wreak havoc on the Mushroom Kingdom. See them in Super Mario Bros..
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.