Because you like Montgomery Scott in Star Trek
Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.
Claire Temple is a dedicated nurse providing secret care to New York's vigilantes. See them in Marvel Cinematic Universe.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
Manipulative, conniving, and ruthless, Mr. Gold is enigmatic no matter what world he's in. See them in Once Upon a Time.
Kristoff may seem standoffish, but this ice harvester has a warm heart. See them in Frozen.
Waylon Smithers would do anything for his boss, and would love to do a few things *to* him. See them in The Simpsons.
It's easy to see why Poe Dameron would side with the rebellion: he's bad at taking orders, likes to show off, and is committed to the cause. See them in Star Wars Series.
Wendy Testaburger is a born leader who is not afraid to stand up to the other fourth graders for what she believes in. See them in South Park.
Usually the life of the party, Laszlo is now seriously planning the vampiric takeover of the New World. Or at least Staten Island. See them in What We Do In The Shadows.
Shuri is a genius-level inventor with a wicked sense of humor. See them in Marvel Cinematic Universe.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.