Because you like Jules Winnfield in Pulp Fiction
Fox McCloud leads a team of pilots through the Lylat System in search of the evil genius Andross, the villain that killed his father. See them in Star Fox.
Satine cynically gives up on love so she can advance her singing career. But she meets a dreamer who reminds her there's more to life than ambition. See them in Moulin Rouge.
Peter Venkman's "research" projects are designed to get undergraduate students to sleep with him. Though it turns out he can bust ghosts. See them in Ghostbusters.
Although Jareth seems like he's just a harmless romantic, his powers make him a formidable foe. See them in Labyrinth.
In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.
Good-natured, sensitive, and introspective, Mason is on a lifelong path to finding himself. See them in Boyhood.
A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.
Kathryn Merteuil may be a vain sociopath, but you won't be able to look away. See them in Cruel Intentions.
Fate has forced Amuro into the terrors of war, and he must use the Gundam and all of its power if he is to make it out alive. See them in Mobile Suit Gundam Series.