Because you like Rincewind in Discworld

If you believe if fairies, you better believe in Tinkerbell. See them in Peter Pan.

R is sweet for a zombie. See them in Warm Bodies.

Ellie is more world-weary than most 14-year-olds. You would be too if your world was infested with zombies. See them in The Last of Us.

Poison Ivy is a seductive, venomous botanist laments the fact that there are so many people to kill, yet so little time. See them in DC Extended Universe.

Armed guards, FBI agents, notorious serial killers – Hannibal Lecter has bested them all, with time to finish dessert afterwards. See them in The Silence of the Lambs.

A wildly brilliant detective, Sherlock Holmes can figure out everything except how to interact with other human beings. See them in Sherlock.

A benevolent madman with a blue box, The Doctor is traveling through time and space to heal the wounds of the universe. See them in Doctor Who.

Ron Swanson is the man's man's man's man. See them in Parks and Recreation.

Homer Simpson is a beer-loving disaster in charge of nuclear safety in Springfield. Everybody run! See them in The Simpsons.

When the going gets tough, Rick Grimes gets tougher. It's a very useful trait when the world goes to hell. See them in The Walking Dead.

Neytiri is an accomplished woman with no patience for stupidity. See them in Avatar.

Emmet Brickowski is so upbeat it's not even human. Everything is AWESOME! See them in The Lego Movie.