Because you like Rachel Chu in Crazy Rich Asians
A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.
Tony Stark's interests include cocktails, beautiful women, particle physics, and saving the world. See them in Marvel Cinematic Universe.
If you hang out with Bender in cool dive bars in 31st century New York, make sure you're on his "Do Not Kill" list. See them in Futurama.
Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.
Damon Salvatore used to miss being human. Now he can't think of anything more miserable. See them in The Vampire Diaries.
A powerful dragon-hunting warrior, Dovahkiin is destined for great things. See them in The Elder Scrolls V: Skyrim.
A believer in the pursuit of justice, Garrus Vakarian hates it when bad guys slip through the cracks of the bureaucratic justice system. See them in Mass Effect.
A gruff and hardened professional, Marcus Fenix keeps his emotions buried deep. See them in Gears of War.
Frank West enjoys the adventure that comes from his work. But a zombie outbreak might be a little too much even for him. See them in Dead Rising.
An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.
Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.
An assassin with supernatural gifts, Corvo Attano is the last guy you should frame for murder. See them in Dishonored.