Because you like Gretchen Wieners in Mean Girls
Daenerys Targaryen will take what is hers with fire and blood. Thankfully, she has some dragons by her side. See them in Game of Thrones.
The only thing standing between Rocky Balboa and glory is the person facing him in the boxing ring. See them in Rocky Series.
A weather-controlling mutant, Storm doesn't just use her powers to ruin Magneto's day with unexpected showers. She is truly a badass. See them in X-Men Series.
Aang is already a master airbender and once he learns to manipulate water, earth, and fire, he'll be truly unbeatable. See them in Avatar: The Last Airbender.
James T. Kirk is more than ready to face the final frontier. See them in Star Trek.
Although Jareth seems like he's just a harmless romantic, his powers make him a formidable foe. See them in Labyrinth.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.
Omar Little is a pretty chill guy, as long as you can forgive the stealing and killing people. See them in The Wire.
Xena's a warrior on a redemptive quest who excels in extreme sports and uses a whip to block axes in mid-air. See them in Xena Warrior Princess.
Regina Mills is a cold evil queen turned chilly town mayor. See them in Once Upon a Time.
V is a violent anarchist with literally nothing left to lose. But, he might have a point. See them in V for Vendetta.