Because you like Jules Winnfield in Pulp Fiction

Princess Bubblegum is brilliant and determined, but can display a nasty temper. See them in Adventure Time.

In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.

Velma Kelly will do anything to get the limelight back. See them in Chicago.

Bo Dennis once dreamed of being prom queen, but then she found out that she's part of some ageless secret race that feeds on humans. See them in Lost Girl.

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.

While he might be too cool for school, Soul isn't too cool to do the right thing. See them in Soul Eater.

Ally Maine is a star who is about to be born. See them in A Star is Born.

His murderous megalomania aside, Loki is quite charming. Just don't mention his strapping older brother; he's a tad jealous. See them in Marvel Cinematic Universe.

GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.

Murph is inquisitive, compassionate, and stubborn, with a passion for science she shares with her dad. See them in Interstellar.

Anger-filled, merciless, and tortured, Kylo Ren is always at war—with the Rebel Alliance, and with himself. See them in Star Wars Series.

Haymitch Abernathy is a trainer for the tributes of District 12, although he's never sober enough to give much advice. See them in The Hunger Games .