Because you like Ebenezer Scrooge in A Christmas Carol

Don't worry about this forensic scientist offing you unless you're a serial killer yourself. (You're not, right? Just checking.) See them in Dexter.

Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.

Greenpeace? No, this brave eco-terrorist is waging Greenwar. See them in Final Fantasy Series.

Charming and confident, Gus Waters is determined to leave a lasting mark on the world. See them in The Fault in Our Stars.

Insightful about everyone else's neuroses, Rose Lalonde is not as aware of her own. See them in Homestuck.

Always headed towards adventure, Goku is frequently with a band of loyal companions at his side. See them in Dragon Ball.

If only real life were as easy for Abed Nadir to understand as he knows pop culture. See them in Community.

Sally Albright is high maintenance who she thinks she's low maintenance. But she's still worth it. See them in When Harry Met Sally....

Kathryn Merteuil may be a vain sociopath, but you won't be able to look away. See them in Cruel Intentions.

A vain and arrogant womanizer, Roy Mustang has hidden depths. See them in Fullmetal Alchemist.