Because you like Mark Renton in Trainspotting

Sheldon Cooper is brilliant in every way except, well, interacting with any human being. See them in The Big Bang Theory.

He tells you everything you need to know: "I. Am. Groot." See them in Marvel Cinematic Universe.

Hawkeye is most comfortable perched above the action, keeping an eye on everything and using a well-timed arrow to save the day. See them in Marvel Cinematic Universe.

Sebastien Michaelis is a demonic butler who approaches life with effortless finesse and a diabolical streak. See them in Black Butler.

Mike Wheeler loves Dungeons and Dragons, even after his real life starts imitating the game. See them in Stranger Things.

Korra is stubborn, outgoing, and faced with huge responsibilities she might not be ready for. See them in The Legend of Korra.

Finn is the world's last human who's "all about" understanding right and wrong. See them in Adventure Time.

Inmate "Crazy Eyes" is a poetic soul with some big, expressive eyes. See them in Orange Is The New Black.

James T. Kirk is more than ready to face the final frontier. See them in Star Trek.

Vengeance is William Wallace’s game. With his father, brother, and wife killed by the English, he slaughters the garrison and sacks cities. See them in Braveheart.

Impassive, overly literal, and a little short on people skills, Angel dedicates her life to enforcing the rules. See them in Angel Beats!.

Sylar's victims are found all over the country, many with their brains removed. See them in Heroes.