Because you like Nathan Detroit in Guys and Dolls

Garnet is a Crystal Gem who'll protect her friends with her life. See them in Steven Universe.

Bobby Singer is a redneck ghost hunter, but all he wants to do is retire to the junk yards of South Dakota. See them in Supernatural.

He may forget his homework, lose his toad, and fall off brooms, but Neville Longbottom can also single-handedly destroy villains. See them in Harry Potter Series.

A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.

Chewbacca is a loyal co-pilot who won't hesitate to rip your arm off. See them in Star Wars Series.

A dedicated hedonist, Jack Harkness appreciates raunchy stories, stiff drinks, and excellent bottoms. See them in Doctor Who.

It's time somebody has to take over. It might as well be Fish Mooney. See them in Gotham.

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 former child mayor fallen from grace, Ben Wyatt is still trying to pick up the pieces years later. See them in Parks and Recreation.

Eponine is a scrappy street urchin with a bad case of unrequited love. See them in Les Miserables.

Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.

Even with the world on the line, Bayonetta is an Umbra Witch who maintains a biting sense of humor. See them in Bayonetta.