Because you like Melissa Hastings in Pretty Little Liars
Troy Bolton is a triple threat: singing, dancing, and basketball. See them in High School Musical.
Don't ask the ruthless queen of the Tokyo underworld any questions unless you're fine with losing a limb. See them in Kill Bill vol. 1.
Raj Koothrappali is an astrophysicist who sees stars when he feebly tries to chat up women. See them in The Big Bang Theory.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Davos Seaworth is steadfast, intelligent, and trustworthy, which are hard traits to find in a place like Westeros. See them in Game of Thrones.
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in Suicide Squad.
Morticia Addams hates anything bright and cheery and loves all things ghoulish, ghastly, and violent. See them in The Addams Family.
Stefan Salvatore was the golden boy when he was alive. Can he keep it up as a vampire? See them in The Vampire Diaries.
Nicky Nichols just wants to settle down with a nice girl, but being in prison is making that a little difficult. See them in Orange Is The New Black.
Sweet, reserved, and intellectual, Cordelia Foxx would do anything for her students. See them in American Horror Story: Coven.
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.