Because you like Topanga Lawrence in Boy Meets World

Did he ever tell you the definition of insanity? Just wait, and this psychopath will do just that. See them in Far Cry 3.

Altair Ibn-La'Ahad is as much a philosopher and detective as he is a killer. He takes nothing at face value and continually searches for deeper truths. See them in Assassin's Creed Series.

Kenzo Tenma would have never guessed that ten-year-old he saved would later become a deadly serial killer intent on "thanking" him. See them in Monster (TV Show).

An off-beat dork, John Egbert is funny, inventive, and endlessly optimistic. See them in Homestuck.

Can you be reckless and still be in control? Neil McCormick hopes so. See them in Mysterious Skin.

Ezio Auditore Da Firenze is a little short-tempered, a lot fun-loving. See them in Assassin's Creed Series.

Academics weren't his strong suit. Luckily, Jesse Pinkman's street smarts are a cut above the rest. See them in Breaking Bad.

After surviving a CIA mission that was supposed to kill him, ex-military man John Reese bets it all on a chance to redeem himself. See them in Person of Interest.

Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.

Hans Landa doesn't seem to have issues with Jews, but he hunts them because he's determined to do his job well. See them in Inglourious Basterds.

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.

With a unique ability to empathize with killers, Will Graham helps society but his sanity pays the price. See them in Hannibal.