Because you like Jeanine Matthews in Divergent
Villanelle is a hired assassin who loves committing murder as much as she loves dressing up in fancy pink ballgowns. See them in Killing Eve.
Breaking bones and hearts, Callie Torres has figured out how to put the bones back together. But the hearts? Not so much. See them in Grey's Anatomy.
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.
A meticulous forensic scientist, Edward Nygma is insanely good at his job. Emphasis on the "insane" part. See them in Gotham.
Experiment 626 was designed for one thing: to destroy everything he touches. See them in Lilo & Stich.
Liu Kang spends his days training his body and spirit, seeking to become the ultimate warrior. See them in Mortal Kombat.
Intelligent and confident, Maeve Wiley grew up alone and has no problem hitting you in the crotch if you disrespect her. See them in Sex Education.
Jane Foster is an astrophysicist who suspects the colors in the sky may be a portal to another world. See them in Marvel Cinematic Universe.
Gotham's unhinged Clown Princess of Crime will call you puddin', then punch you in the face. See them in DC Extended Universe.
Nina Sayer finally landed the role of prima ballerina, but as tension ramps up in rehearsal, she starts losing her mind. See them in Black Swan.