My personal opinion on the strongest to weakest celestial spirits would probably be these. I know I am forgetting some I just can't remember which ones. 1. Leo 2.Taurus 3. Aquarius 4. Scorpio 5.Virgo 6. Aries 7. Sagittarius 8.Gemini 9. Caelum 10.Cancer 11.Horologium 12.Nikora/Plue