Because you like Elliot Mantle in Dead Ringers

A superpowered test subject, Scarlet Witch can manipulate other people's thoughts and force them to confront their worst fears. See them in Marvel Cinematic Universe.

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.

Dipper Pines is investigating a truly strange town during the world's wildest summer vacation. See them in Gravity Falls.

Hiccup Haddock III may be the only Viking nerd in recorded history. See them in How to Train Your Dragon.