Because you like Lily Aldrin in How I Met Your Mother
Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.
Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.
A working class janitor with a world-class mind, Will Hunting is cocky, brash, and combative about his future. See them in Good Will Hunting.
Robbie Turner has been accused of a crime he never committed, changing the course of his life forever. See them in Atonement.
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.
If the awesome Andie Walsh is from the wrong side of the tracks, we don't want to be right. See them in Pretty in Pink.
Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.
Harrison Wells is a brilliant scientist full of secrets. See them in DC Extended Universe.
The pasta-loving, skirt-chasing personification of North Italy, Feliciano Vargas is decidedly a lover, not a fighter. See them in Axis Powers Hetalia.
R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.
A cocky surgeon, Stephen Strange is learning that magic is more real than he could ever imagine. See them in Marvel Cinematic Universe.