Because you like Dr. Gordon Freeman in Half-Life

Due to his eagerness to hang with his kids and general goofiness, Phil Dunphy comes across as the fourth child of his family. See them in Modern Family.

Jane Smith is a stone-cold killer, but you would never know it from looking at her. See them in Mr. & Mrs. Smith.

Leone Montana is a fearless hitman with a surprisingly sensitive side. See them in Leon: The Professional.

Vivian Ward is a no-nonsense working girl with fairy-tale dreams. See them in Pretty Woman.

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

Undercover as an average high school student, Kallen Stadtfeld is actually most at ease when the action's fast, furious, and dangerous. See them in Code Geass.

A beacon of positivity with a brilliant legal mind to boot, Elle Woods breaks down stereotypes about what girls can and can't do. See them in Legally Blonde.

Cosima Niehaus loves exploring the unknown. Even her own DNA is a puzzle, waiting to be unlocked. See them in Orphan Black.

Felicity Smoak is a brilliant hacker who nonetheless becomes tongue-tied in front of attractive men. See them in DC Extended Universe.

Clary Fray's philosophy: dive into the supernatural underworld first and ask questions later. See them in City of Bones.

Kathy is a natural caretaker who strives to find hope in even the darkest of times. See them in Never Let Me Go.