Because you like Kitty Forman in That '70s Show

Hanna Marin is a determined girl defined by her ability to transform herself. See them in Pretty Little Liars.

Tony Montana makes up for his language barrier with his immense skill at cursing as loud and effectively as humanly possible. See them in Scarface.

Innately shy, Ginny Weasley is growing into a feisty, independent spirit. See them in Harry Potter Series.

Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.

Wheatley's got an endless supply of bad ideas that he wants to share. See them in Portal Series.

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.

Villanelle is a hired assassin who loves committing murder as much as she loves dressing up in fancy pink ballgowns. See them in Killing Eve.

Reckless, vulgar, loud-mouthed: that's what makes Amethyst so awesome. See them in Steven Universe.

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.

Often the one to deliver bad news to the families of victims, Jennifer Jareau isn't sure this is what she signed up for. See them in Criminal Minds.

Vanellope von Schweetz is princess of the Sugar Rush game who could care less about being royal. See them in Wreck it Ralph.

Gruff and efficient, Sam Fisher protects a nation that can never admit he exists. See them in Tom Clancy's Splinter Cell.