Because you like Snake Plissken in Escape from LA
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.
Prideful and psychotic tendencies combine to make Dr. Eggman a dangerous and villain who will squash anyone in his path. See them in Sonic the Hedgehog.
Meet Homelander, the snake that lurks beneath the glossy veneer. See them in The Boys.
A gifted detective, Rust Cohle is as dark and twisty as any murderer he chases. See them in True Detective Season 1.
With those dearest to him dead and no one to trust, Max Rockatansky is a slightly hysterical man alone on the run in a post-apocalyptic world. See them in Mad Max: Fury Road.
A jealous woman is dangerous. A jealous assassin woman like Elle Driver is even more so. See them in Kill Bill vol. 1.
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.
Omar Little is a pretty chill guy, as long as you can forgive the stealing and killing people. See them in The Wire.
Marv is a brutish but principled thug who'd be right at home on an ancient battlefield. See them in Sin City.
Give in to the dark side with vampire Lestat; it's more fun. See them in Interview with the Vampire: The Vampire Chronicles.