Because you like Ryu in Street Fighter
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.
All who live know his name, and all who oppose him shall know Death. See them in Darksiders Series.
Peter Pevensie shows as much courage as a child king as he did under The Blitz of London. See them in The Chronicles of Narnia.
John Wick is a widowed former Navy Seal who becomes a notoriously effective hitman, killing over 124 people with gunshots alone. See them in John Wick.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Bad-ass Rayne has sworn her life to finding and destroying her vampire dad, Kagan, and killing as many other vampires as she can in the bargain. See them in BloodRayne .
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.
Greg Heffley will be famous someday, but now he's stuck in class with morons. See them in Diary of a Wimpy Kid.
For Kazuya Mishima, the power of the Devil is now his and his alone. See them in Tekken .
Even with the world on the line, Bayonetta is an Umbra Witch who maintains a biting sense of humor. See them in Bayonetta.
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.