Because you like Tommy DeVito in Goodfellas
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.
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.
Mac is a karate-chopping, beer-chugging schemer. See them in It's Always Sunny in Philadelphia .
Terence Fletcher is a brutal and unflinchingly strict music teacher hell-bent on whipping his students into shape. See them in Whiplash.
Big Boss is a disillusioned mercenary commander who wants to create a world for soldiers (and soldiers alone). See them in Metal Gear Series.
Britta Perry has never met a cause she couldn't passionately champion—at least for a little bit. See them in Community.
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.
Jack Bauer is a terrorist fighter who is scared of nothing and no one. The clock is ticking! See them in 24.
Ultron is security software turned evil mastermind. See them in Marvel Cinematic Universe.
When he’s not working at the banana stand or awkwardly hitting on his cousin, George Michael tries his best to appease his father. See them in Arrested Development.