Because you like Scar in The Lion King
Jade Jade Harley might not be the best at reading social cues, but her bravery and selflessness means she's a great friend to have. See them in Homestuck.
Christian Grey is just as controlling in the bedroom as the boardroom. See them in Fifty Shades of Grey.
A ruthless militant, Raza will do anything to take down Tony Stark. See them in Marvel Cinematic Universe.
Small in stature, Clara Oswald has a big appetite for adventure. See them in Doctor Who.
Anyone who's said "Don't worry, it's just a dream" never met Freddy Krueger. See them in A Nightmare on Elm Street.
Aldo Raine is in the killing Nazi business. And as he says, business is a-boomin'. See them in Inglourious Basterds.
Riley Blue is trying to outrun her bad luck, but she might not be fast enough. See them in Sense8.
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.
Hoban Washburne shows you can be a hotshot space pilot *and* play with dinosaurs. See them in Firefly.
Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.
A crooked cop, Harvey Bullock is the product of a not-so-just criminal justice system. See them in Gotham.