Because you like Nolan Sorrento in Ready Player One
Count Olaf is a traveling actor, except he can't act and his homicidal tendencies make finding work pretty difficult. See them in Lemony Snicket's A Series of Unfortunate Events.
N'Jadaka is a righteous man with a violent agenda. See them in Marvel Cinematic Universe.
Michaelangelo is an above-ground crime-fighter by night, and a pizza-eating, sewer-dwelling mutant ninja turtle by day. See them in Teenage Mutant Ninja Turtles.
Luis is a deliverer of silver linings and long-winded stories. See them in Marvel Cinematic Universe.
In his heart, this student rebel is more of a lover than a fighter. See them in Les Miserables.
Sideshow Bob is a bitter ex-performer who was forced to do inhumane stunts for slapstick comedy. Now he's exacting revenge on his former boss, a clown. See them in The Simpsons.
Privileged young Bruce's childhood was nearly perfect. Now, his life is anything but. See them in Gotham.
Billy Butcher's job is to give everyone hell by any means necessary. See them in The Boys.
Lucius Malfoy is a judgmental social climber who has a bigoted superiority complex. See them in Harry Potter Series.
Freddie Freeman is a superhero aficionado with a dark sense of humor. See them in DC Extended Universe.
A malevolent dark wizard, Voldemort is so fearsome that he's known primarily as "He Who Must Not Be Named." See them in Harry Potter Series.
Beneath Arthur's brash demeanor lurks the heart of a compassionate future king destined to unite the five kingdoms. See them in Merlin.