Because you like Sugar "Kane" Kowalczyk in Some Like It Hot
Protecting his family's name and its power are more important to Tywin Lannister than anything or anyone. See them in Game of Thrones.
Sterling Archer is a fun-loving, car-driving spy extraordinaire. But one can tell his mother didn't hug him as a child. See them in Archer.
Randy Marsh is a geologist and Nobel Prize winner who is into binge drinking, starting riots, the Food Network, and P.F. Changs. See them in South Park.
Gordie Lachance never had any friends later on like the ones he had when I was twelve. See them in Stand By Me.
A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.
Yoda is wise, patient, and capable of kicking ass. He's done his best to mentor young Jedi and protect the balance of Light and Dark. See them in Star Wars Series.
Larger than life and wealthy beyond measure, Willy Wonka is more than a titan in the sweets industry; he is an arbiter of taste. See them in Charlie and the Chocolate Factory.
Titus Andromedon will show you the ropes, help you with your problems, and sing at you constantly, whether you like it or not. See them in Unbreakable Kimmy Schmidt.
A believer in the pursuit of justice, Garrus Vakarian hates it when bad guys slip through the cracks of the bureaucratic justice system. See them in Mass Effect.
An ambitious man of science, Norman Osborn has become green with envy over Spider-Man's powers. See them in Marvel Cinematic Universe.