Because you like Sam Fisher in Tom Clancy's Splinter Cell
Will Turner is an earnest, lovelorn blacksmith's assistant with an adventurous spirit. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
Whether he's performing "illusions" or running the family business, one thing is certain: Gob Bluth will screw it up. See them in Arrested Development.
Miss Havisham is the creepiest old rich lady in town. See them in Great Expectations.
Puss In Boots is a suave, honorable ladies man/cat who's not above playing cute to get you to let down your guard. See them in Shrek 2.
Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.
Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.
Even the smallest person can change the course of the world, if he's brave enough. See them in The Lord of the Rings.
Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
Olive Hoover is an irrepressible child beauty queen (or would-be queen) who doesn't play by your rules. See them in Little Miss Sunshine.
Louis de Pointe du Lac is wanting to find a way of living that doesn't make him miserable. See them in Interview with the Vampire: The Vampire Chronicles.
Frodo might have carried the ring, but Samwise Gamgee carried the ring bearer. See them in The Lord of the Rings.