Because you like Joan Holloway in Mad Men

An off-beat dork, John Egbert is funny, inventive, and endlessly optimistic. See them in Homestuck.

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

Not a great influence with her classmates, this 13-year-old "cool girl" likes to shoplift, chug alcohol, and snort crushed pills. See them in thirteen.

The only defense Earth has against alien invaders are giant robots in the hands of pilots like Kaworu. See them in Neon Genesis Evangelion.

Franklin "Mouse" Finbar is a jock paying the price for his mistake. See them in Jumanji.

A ball of cheerful energy, Pinkie Pie is as sweet as her name suggests and lives to bring others joy with laughter and parties. See them in My Little Pony.

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