Because you like Percival Graves in Fantastic Beasts and Where To Find Them
Father to a murdered son and husband to a murdered wife, Maximus Decimus Meridius will have his vengeance. See them in Gladiator.
Bart Simpson is an aspiring juvenile delinquent who doesn't want you to have a cow, man! See them in The Simpsons.
His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.
Faced with inequality, Gale Hawthorne has a rebellious spirit that only grows. See them in The Hunger Games .
Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.
For Dana Scully, sometimes looking for extreme possibilities makes you blind to the probable explanation right in front of you. See them in The X-Files.
Blade has all the cool vampire powers with none of the weaknesses. Definitely not a guy to pick a fight with. See them in Blade.
Alex Danvers is a brilliant engineer tasked with alien threats, and one of those aliens is her adopted sister Supergirl. See them in Supergirl.
All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.
A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.
Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.
Carl Fredricksen is a crotchety old man who may just have it in him to take one last, great adventure. See them in Up.