Because you like Marge Simpson in The Simpsons
The Terminator is an emotionless killing machine who won't stop until he's changed the future. See them in The Terminator.
With an undeniable sense of adventure, Huck Finn is an expert at getting into and, more importantly, out of sticky situations. See them in The Adventures of Huckleberry Finn.
Emma Woodhouse knows what's best for everyone else. Just don't try to tell her what to do. See them in Emma.
Genetically and cybernetically enhanced, Gamora was trained from birth to be one of the deadliest women in the galaxy. See them in Marvel Cinematic Universe.
Told her son will one day save the world, Sarah Connor dedicates her life to training him to do just that. See them in The Terminator.
Love Quinn is a trained chef and excellent girlfriend, but she's hiding something dark. And bloody. See them in You.
After figuring out how both the light and dark halves of his soul could co-exist, Jak is maturing into a real hero. See them in Jak and Daxter.
Bad-ass Rayne has sworn her life to finding and destroying her vampire dad, Kagan, and killing as many other vampires as she can in the bargain. See them in BloodRayne .
Juliet Starling is a cheerleader by day, gleefully unhinged zombie killer by night. See them in Lollipop Chainsaw.
John Yossarian is trapped in irony as he must be insane to leave the war but if he does try to leave, he'll be deemed sane and will be forced to stay, See them in Catch-22.
We're all puppets. Dr. Manhattan is just a puppet who can see the strings. See them in Watchmen.