Because you like Cole Phelps in L.A. Noire
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.
When the safety of Hyrule is at stake, Princess Zelda does not hesitate to sacrifice herself for the good of the land. See them in The Legend of Zelda.
Both brave and foolhardy, Thomas trusts his instincts above all else. See them in The Maze Runner.
There are certain souls the surprisingly sensitive Death would rather not reap. See them in The Book Thief.
Miles Morales was bitten by a radioactive spider, put on the webbed spandex, and beat up his first bad guy before his voice changed. See them in Marvel Cinematic Universe.
Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.
Yuki Cross is a cheerful, funny, bold young woman with hidden insecurities. See them in Vampire Knight.
Robbie Turner has been accused of a crime he never committed, changing the course of his life forever. See them in Atonement.
Eliot Waugh is the unspoken leader of his group of friends at a school for magic. See them in The Magicians.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Though he has a brilliant mind for mathematics, Christopher has a much harder time processing the rest of the world. See them in The Curious Incident of the Dog in the Night-Time.
How lucky are we that Arthur Curry, the King of Atlantis, hasn't taken over the surface world? Very! See them in DC Extended Universe.