Because you like Master Chief (John-117) in Halo

Anakin Skywalker is said to be the chosen one, who will destroy the evil Sith. But he struggles with Jedi ideals as he grows in power. See them in Star Wars Series.

Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Percy Jackson is an ordinary student thrust into the world of myth come alive. See them in Percy Jackson & The Olympians: The Lightning Thief.

A sadistic sociopath, Lil Z is helping make the City of God slum a Hell on Earth. See them in City of God.

Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.

Although Penny's friends have genius-level IQs, they regularly come to her for advice and insight. See them in The Big Bang Theory.

The adventurous daughter of Port Royal's governor, Elizabeth Swann would rather conspire with pirates than sit pretty in her corset. See them in Pirates of the Caribbean: the Curse of the Black Pearl.

Light Yagami has a plan to make a better world, and morals won't stop him. See them in Death Note.

One of the best in the magical world, Mad-Eye has the battle scars to prove his dedication to such a dangerous job. See them in Harry Potter Series.

A responsible kid, Hugo Cabret is still capable of flights of fancy. See them in Hugo.