Because you like Vincent Vega in Pulp Fiction
Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
Patrick Verona is a bad boy who's after a tough girl. See them in 10 Things I Hate About You.
Although life in a post-apocalyptic world is far from easy, Julie Grigio maintains her sense of humor. See them in Warm Bodies.
Murph is inquisitive, compassionate, and stubborn, with a passion for science she shares with her dad. See them in Interstellar.
A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.
This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.
Marge Simpson is a mostly happy housewife and subscriber to Sponge and Vacuum Magazine. See them in The Simpsons.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
Beware! Anton Chigurh carries a coin with him, which he forces his victims to flip to decide whether they will live or die. See them in No Country for Old Men.