Because you like Jerry Seinfeld in Seinfeld

Protecting his family's name and its power are more important to Tywin Lannister than anything or anyone. See them in Game of Thrones.

Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.

Jo Wilson is an accomplished doctor who's getting over her past. See them in Grey's Anatomy.

This master marksman may be a villain, but Deadshot's motives aren't quite as selfish as they seem. See them in DC Extended Universe.

Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.

Danny Zuko's car is auto-matic. Its system-matic. Its hyyyyydro-matic. Why, its greased lightning! See them in Grease.

Jesse Aarons' frustration can only find outlet in another world. See them in Bridge to Terabithia.

Sue Sylvester has a win-at-all-costs philosophy, a bizarre fixation on a school singing club, and a fashion style that involves a red tracksuit. See them in Glee.

Loyal to his family and associates and distrustful of anyone else, Tony Soprano is a good guy to have on your side. See them in The Sopranos.

Cyclops shoots lasers out of his eyes, destroying anything in his line of sight. See them in X-Men Series.

Vincent Vega likes a good steak, a cheap milkshake, and killing a target without anything going wrong. See them in Pulp Fiction.