Because you like Johan Liebert in Monster (TV Show)
When Rin Matsuoka is not swimming, he mostly spends his time brooding or listening to angry Dubstep. See them in Free! Iwatobi Swim Club.
A gentle alchemist who is soul-bound to a giant suit of armor, Alphonse Elric is growing into the responsibility handed to him. See them in Fullmetal Alchemist.
Handsome Jack is wearing a mask of his own face to hide his scarred real one. See them in Borderlands Series.
The Ice King is lonely and looking for a princess to sweep him off his feet. See them in Adventure Time.
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.
Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.
It turns out Dracula's son Alucard has some pretty severe daddy issues. See them in Castlevania.
Yugi Moto is a gentle soul whose determination and talent make him a formidable opponent. See them in Yu-Gi-Oh! .
A sexy succubus , Morrigan Aensland lives for pleasure. See them in Darkstalkers .
The crown prince of the Fire Nation, Zuko has been ordered by his father to find the long-lost Avatar before he is allowed to return home. See them in Avatar: The Last Airbender.