Because you like Zenitsu Agatsuma in Demon Slayer

A vampire hunter, Integra Hellsing doesn't tolerate failure, least of all her own. See them in Hellsing.

The Hastings family is old and powerful, and Spencer will do anything to continue excelling. See them in Pretty Little Liars.

Always headed towards adventure, Goku is frequently with a band of loyal companions at his side. See them in Dragon Ball.

A passionate paleontologist with interests no one seems to share, Ross Geller tries to find love despite his past of abandonment and an awkward personality. See them in Friends.

Samwell Tarly is a scholar, not a fighter. But that's not good for an aspiring member of the Night's Watch. See them in Game of Thrones.

When a half-breed breaks the rules, John Constantine deports them straight back to hell. He's trying to buy his way into heaven. See them in Constantine.

Jack Skellington is a nightmare-man with a soft heart and smooth voice. See them in The Nightmare Before Christmas.

Most of the world has been wiped out from The Beast. And when The Beast comes, Cole MacGrath will be ready. See them in inFAMOUS.

In charge of stocking the office's supply of cigarettes and liquor, Joan Holloway could run the whole company if they would let her. See them in Mad Men.

Blaine Anderson is a put-together prep school boy with the voice of an angel. See them in Glee.

Marshall Eriksen is a lawyer in love who is enjoying life. See them in How I Met Your Mother.

Trevor Phillips is an unpredictable maniac who tortures people for no reason. See them in Grand Theft Series.