Because you like Doug Billings in The Hangover

With an A.I. as loyal and witty as Cortana, who needs humans? See them in Halo.

Although Mako Mori may be small and quiet, she is a core of battle-hardened steel. See them in Pacific Rim.

Twisted and seemingly soulless, Bellatrix Lestrange finds joy in making others suffer. See them in Harry Potter Series.

Vengeance is William Wallace’s game. With his father, brother, and wife killed by the English, he slaughters the garrison and sacks cities. See them in Braveheart.

Spike is punk meets vampire meets romantic poet. See them in Buffy the Vampire Slayer.

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

A fight every now and then makes Dante's life a little more interesting. See them in Devil May Cry.

Fear is a ball of nerves and a voice of caution. See them in Inside Out.

Quicksilver is a cocky speedster who could run around the world in the time it's taking you to read this. See them in Marvel Cinematic Universe.

Running away from murderous aliens has turned into an interstellar chase for Jupiter Jones. See them in Jupiter Ascending.

Princess-turned-General Leia Organa is a sharp, fearless royal who gets herself into trouble and fights her way out of it. See them in Star Wars Series.

With his own ship, Peter Quill calls his own shots, and gets to fly from planet to planet blasting '70s pop hits and picking up alien chicks. See them in Marvel Cinematic Universe.