melusine_(final_ascension)_(fate)
Melusine (fate) in her Final Ascension outfit from Fate/Grand Order. This is a rare instance of a character gaining a unique costume for their Final Ascension. She has two long vertical horns, and wears a revealing outfit consisting of a white cloth over her breasts, white panties, some black dragon scales, and white dragon wings.
Not to be confused with her Swimsuit Ruler's second ascension.