Because you like Meg Griffin in Family Guy
Although Morrigan knows every kind of magic there is, friendship is an untested area for her. See them in Dragon Age Series.
Not only could Hellboy avenge your death, he'd also have a sense of humor about it and not let it ruin the rest of his night. See them in Hellboy.
An opportunistic fugitive-turned-bounty-hunter, Faye Valentine uses both grit and her good looks to get ahead. See them in Cowboy Bebop.
World domination and Superman's demise are next on Lex Luthor's to-do list. See them in DC Extended Universe.
Ava may just be the perfect woman. So long as she can pass a Turing test. See them in Ex Machina.
Sarah Kerrigan is pretty much the Queen Bitch of the Universe. See them in StarCraft .
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.
Whether it's randomly bursting into song or writing Nancy Drew fan-fiction, Jess proudly marches to the beat of her own drum. See them in New Girl.
Although Jareth seems like he's just a harmless romantic, his powers make him a formidable foe. See them in Labyrinth.
Foul mouthed and disturbingly comfortable with violence, Hit-Girl is a precocious assassin who doesn't need anyone's protection. See them in Kick-Ass.
Bran Stark discovered a scandelous family secret. He swore to keep quiet but soon found himself on the receiving end of attempted murder. See them in Game of Thrones.
A jaded skeptic who only wants to get paid, Garrett becomes involved in bigger struggles that force him to be less self-serving. See them in Thief.