Because you like Eleanor in Eleanor and Park
Helena is a mentally unstable, childish, and completely merciless. And most of all, she's an unstoppable killer. See them in Orphan Black.
Stuck somewhere between life and death, Talion is motivated by one thing only: vengeance. See them in Middle-earth: Shadow of Mordor.
JJ Mayfair is a loyal friend, but reckless behavior and a drug habit make relationships rocky. See them in Outer Banks.
Gruff and efficient, Sam Fisher protects a nation that can never admit he exists. See them in Tom Clancy's Splinter Cell.
If it means fulfilling her ambitions, Satsuki Kiryuin will show neither shame nor hesitation. See them in Kill la Kill.
Everyone is just a chess piece, and Izaya Orihara is a master player. See them in Durarara!!.
Chicken resterauntier by day and drug overlord by night, Gus Fring doesn't let the stress of living a double life get to him. See them in Breaking Bad.
An undercover DEA agent, Max Payne is too focused on avenging the past to plan for the future. See them in Max Payne.
Not a great influence with her classmates, this 13-year-old "cool girl" likes to shoplift, chug alcohol, and snort crushed pills. See them in thirteen.