Because you like Toph in Avatar: The Last Airbender

Rick Sanchez is a gruff, alcoholic mad scientist, with the emphasis on "mad." See them in Rick and Morty.

Often on the verge of a nervous breakdown, Annie Edison nevertheless manages to be the brain of the Greendale study group. See them in Community.

Number Five is a 58-year-old man trapped in his 13-year-old body. See them in The Umbrella Academy.

It turns out Dracula's son Alucard has some pretty severe daddy issues. See them in Castlevania.

Luke Danes will serve you coffee and always be there for you to help out. See them in Gilmore Girls.

Driven, resentful, and ruthless, Mello is an emotional powder keg. It's only a matter of time before he explodes. See them in Death Note.

Roger is a pansexual alcoholic non-human who will happily lie, cheat and steal to get what he wants. See them in American Dad!.

An arrogant, prideful human-demon hybrid, Inuyasha secretly just wants to be accepted. See them in Inuyasha.

There is never a dull moment with Jim Moriarty: expect booze and sing alongs in between all of the homicide. See them in Sherlock.

Chaos is what killed the dinosaurs, and there's nothing Jason "J.D." Dean loves more than chaos. See them in Heathers.

It's hard enough for Marta Cabrera to be part of a murder investigation, but when you can't lie? See them in Knives Out.

Santana Lopez is a cutthroat cheerleader who's not afraid to speak, or sing, her mind. See them in Glee.