Because you like Lily Aldrin in How I Met Your Mother

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.

There's never a dull moment when this mischievous high-schooler gets up to his hijinks. Save Ferris! See them in Ferris Bueller's Day Off.

Fox McCloud leads a team of pilots through the Lylat System in search of the evil genius Andross, the villain that killed his father. See them in Star Fox.

For Louie C.K., comedy is tough but fatherhood is even tougher. See them in Louie.

China has five thousand years of history, and he's optimistic he'll win over the Allied Powers to the wisdom of his ways. See them in Axis Powers Hetalia.

Rukia Kuchiki is a cool and collected warrior who has trouble opening up to anyone. See them in Bleach.

Severus Snape is a misanthropic potions teacher with a vindictive streak. See them in Harry Potter Series.

Eren Jaeger will erase the Titans from this world until not a single one remains. See them in Attack on Titan.

Konata Izumi has a live-now, worry-later view of the world. See them in Lucky Star.

The Warden of the camp says that digging holes in the desert builds character, but Stanley Yelnats suspects there's more to it. See them in Holes.

Judge Dredd is less a man and more a living manifestation of justice. See them in Dredd.

Misaki Nakahara is keeping tabs on her newest project: recluse Tatsuhiro Sato. See them in Welcome to the NHK.