c.i.e.l (fate)
Ciel as she appears in Fate/Grand Order as a MoonCancer-class servant from the Servant Universe.
Instead of using this tag, tag her specific ascension:
- Danbooru post #8002990: Mysterious Executor C.I.E.L
First Ascension - Danbooru post #9308750: Ciel-sensei
Second Ascension - Danbooru post #9308751: Star Ciel
Third Ascension