Because you like Jim Moriarty in Sherlock
With an abundant supply of alcohol, nice restaurants, and free will, Crowley is a demon who is thoroughly enjoying his time on Earth. See them in Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch.
A cruel pirate, Captain Hook still fancies himself a gentleman. See them in Peter Pan.
For Morgana, sometimes wanting to do the right thing can led you down the wrong path. See them in Merlin.
Foggy Nelson is a principled small-time lawyer fighting for fellow little guys. See them in Marvel Cinematic Universe.
Talos is a mysterious military commander skilled in the art of deception. See them in Marvel Cinematic Universe.
A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
Boomerang is equally skilled at tossing boomerangs and tossing back beers. See them in DC Extended Universe.
A bumbling hobbit, Bilbo Baggins is becoming a part of something much larger than himself as he embarks on a quest. See them in The Hobbit: An Unexpected Journey.
Leslie Burke is bold, courageous, and imaginative enough to create a world from scratch. See them in Bridge to Terabithia.
A scary monster on the outside, James P. Sullivan is really a softie on the inside. See them in Monsters, Inc..