Because you like The Spirit of the Puzzle in Yu-Gi-Oh!
Both a noble district attorney and a psychopathic villain, Harvey Dent proves some men really can have it all. See them in DC Extended Universe.
Just a hint of human emotion lurks under the enigmatic exterior of Rei Ayanami. See them in Neon Genesis Evangelion.
Catwoman might be slightly unhinged, but you can't say this feline villainess isn't confident. See them in DC Extended Universe.
Disgust is a friend who makes sure you stay away from all things gross. See them in Inside Out.
An infamous vampire, Alucard is a one-man killing machine with a philosophical side. See them in Hellsing.
A karate master/rocket scientist/squirrel, Sandy Cheeks is the only one who can clean up the other resident's messes in Bikini Bottom. See them in SpongeBob SquarePants.
If Yuri Katsuki can boost his confidence, he will win over the crowds with his artistry. See them in Yuri on Ice.
Victor Frankenstein can create life, so he's pretty awesome if he says so himself. See them in Frankenstein.
T'Challa is a regal superhero with the weight of the world (and particularly his nation) on his shoulders. See them in Marvel Cinematic Universe.
Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.
Pro: Johan Liebert is handsome and charming. Con: he's also a sociopathic killer. See them in Monster (TV Show).