Because you like Aech in Ready Player One
This cannibalistic villain may be a loner, but Killer Croc doesn't have problems with self-confidence. See them in Suicide Squad.
Basil Hallward is dominated, soul, brain, and power by Dorian. See them in Dorian Gray.
Kilgrave is a domineering, abusive boyfriend. Then, add in the power of mind control. See them in Marvel Cinematic Universe.
M. Bison is a diabolical megalomaniac hell-bent on dominating the world. See them in Street Fighter.
Caitlin Snow believes that burying herself in science is the best way to save the day or to mend a broken heart. See them in DC Extended Universe.
An upbeat, fun-loving teen, Sora would do anything for his friends. See them in Kingdom Hearts.
His nickname of 'Zero' says a lot about what other people think of him, but he's finally standing up for himself. See them in Holes.
A Silurian lizard woman, Madame Vastra has a penchant for puzzles and interspecies romance. See them in Doctor Who.
Javert is an inspector with a single-minded focus: to bring criminals to justice. See them in Les Miserables.
Klaus Baudelaire's photographic memory saves the lives of his siblings many times over. See them in Lemony Snicket's A Series of Unfortunate Events.
Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.