Because you like Crowley in Supernatural
Kristoff may seem standoffish, but this ice harvester has a warm heart. See them in Frozen.
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.
David Nolan is a noble fairy tale prince with the heart of a hero, regardless of whether he can remember his past or not. See them in Once Upon a Time.
Leonard Hofstadter is the normal one among his scientist friends, though in fairness that's a low bar. See them in The Big Bang Theory.
Luis is a deliverer of silver linings and long-winded stories. See them in Marvel Cinematic Universe.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.
Charlie Bucket may be down-on-his-luck, but his spirits are always sky high. See them in Charlie and the Chocolate Factory.
Causing mayhem practically since birth, rambunctious Fred Weasley plays pranks on his siblings and avoids school at all costs. See them in Harry Potter Series.
Once a handsome prince, the Beast is now a grumpy, furry, monster. It's hard to pinpoint which mammal he resembles the most. See them in Beauty and the Beast.
Khan Noonien Singh is super strong, super smart, and out for revenge. He always seems to be two steps ahead of his enemies. See them in Star Trek Into Darkness.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.
Chuck Bartowski is a sweet, laid-back electronics store/top secret government employee. See them in Chuck.