Because you like Tuco Ramirez in The Good, the Bad and the Ugly
Bob Parr is an ex-superhero now focused on being a dad, but he misses the action. See them in The Incredibles.
Amy Farrah Fowler deserves sainthood for putting up with Sheldon Cooper. See them in The Big Bang Theory.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
Howard Wolowitz is an engineer whose serious mommy issues somehow haven't dimmed his confidence. See them in The Big Bang Theory.
The fearless bodyguard of Rick Flag, Katana will ruthlessly kill her enemies, trapping their souls in her sword. See them in DC Extended Universe.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
If it means fulfilling her ambitions, Satsuki Kiryuin will show neither shame nor hesitation. See them in Kill la Kill.
Kesuke Miyagi is a karate expert who thinks the best way a scrawny high schooler can learn how to defend himself is by washing every surface in sight. See them in The Karate Kid.
Mitchell Pritchett prefers to have a place for everything and everything in its place. See them in Modern Family.