Because you like Nymphadora Tonks in Harry Potter Series

A Hollywood starlet with a vindictive streak, Madison Montgomery is one witch that you shouldn't cross. See them in American Horror Story.

Level-headed Ian Gallagher may be focused on his goals, but he's got a mischievous side too. See them in Shameless.

High school is Hell, so Allison Reynolds spends her time giving herself tattoos with ballpoint pens and shaking dandruff out of her hair. See them in The Breakfast Club.

Think you grew up fast? At 12, Mathilda is an aspiring assassin eager to avenge her family's murder. See them in Leon: The Professional.

A good guy who's made some bad choices, Scott Lang is driven in his quest for redemption. See them in Marvel Cinematic Universe.

A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.

Nicholas Angel is super-dedicated to his job as a police officer. Maybe a little too dedicated. See them in Hot Fuzz.

Often on the verge of a nervous breakdown, Annie Edison nevertheless manages to be the brain of the Greendale study group. See them in Community.

Winston Bishop is sweet, thoughtful, and a little oblivious. And above, he's a loyal friend. See them in New Girl.

After Otto Octavius' accident, he becomes fixated on finishing the reactor at any cost. See them in Marvel Cinematic Universe.

If you cross him, Tommy Shelby is the last man you'll ever see. Not too hard on the eyes though. See them in Peaky Blinders.

Izzie Stevens is a model-turned-med student who can do it all, even if people underestimate her. See them in Grey's Anatomy.