Who are you from Black Butler?
Aries: Joker
Taurus: Beast
Gemini: Ash Landers (unknown)
Cancer: Grell Sutcliff (unknown)
Leo: Claude Faustus (unknown)
Virgo: Finnian (unknown)
Libra: Sebastian Michaelis (unknown)
Scorpio: Alois Trancy
Sagittarius: Ciel Phantomhive
Capricorn: Elizabeth Midford
Aquarius: Pluto (unknown)
Pisces: Undertaker (unknown)
Some of them are unknown, so I judged them by their behaviour and sorted them to the star sign that fits them perfectly.