Because you like Mary Richards in The Mary Tyler Moore Show

Leonidas is not the kind of king who merely gives orders; rather, he's out on the battlefield fighting alongside his men. See them in 300.

Bumbling, jolly, and loyal, Rubeus Hagrid has the uncanny ability to make the best of a bad situation. See them in Harry Potter Series.

Mabel Pines loves sparkles, animals, friendship, and fun. See them in Gravity Falls.

Toph is a tenacious earthbender full of spirit and spunk and hates when people try to baby her because she's blind. See them in Avatar: The Last Airbender.

Bedside manner is for chumps, not the brilliant Dr. Gregory House. See them in House M.D..

Taking down villains, standing up to sexism, and pulling off a bright-red lipstick are all in a day's work for Agent Peggy Carter. See them in Marvel Cinematic Universe.

Francis Freeman may be impervious to pain, but he sure knows how to inflict it. See them in Deadpool.

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

Lux Lisbon's flirtatious manner attracts a lot of male attention. She relishes the power that her sexuality grants her. See them in The Virgin Suicides.

A super-soldier, Master Chief might be more machine than man. And for humanity's sake, thank God. See them in Halo.

Blade has all the cool vampire powers with none of the weaknesses. Definitely not a guy to pick a fight with. See them in Blade.

Rarity has been dreaming of the day her designs will dazzle Canterlot. See them in My Little Pony.