Because you like Chell in Portal Series

A courageous boy robot, Mega Man is dedicated to achieving everlasting peace. See them in Mega Man.

While his twin tries to save lives, Millions Knives does the best to end them. See them in Trigun.

Derek Morgan is thoughtful and kind, but he won't say no to knocking the occasional door down when he gets the chance. See them in Criminal Minds.

Toby Cavanaugh has trouble avoiding being manipulated. See them in Pretty Little Liars.

Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.

A plucky 13-year-old with a flair for the dramatic, Kiki is a witch in training. See them in Kiki's Delivery Service.

Just a hint of human emotion lurks under the enigmatic exterior of Rei Ayanami. See them in Neon Genesis Evangelion.

Mavis Dracula's interests are anything black, scream cheese, and flying around. See them in Hotel Transylvania.

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 .

Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.

Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.