Mysterious Heroine X

This article is for Mysterious Heroine X. For 5, see Mysterious Heroine X (Alter).

Mysterious Heroine X was available for summoning during the Saber Wars Event, F/GO Fes. 2017 2nd Anniv. Lucky Bag Summoning Campaign, and one of the guaranteed SSR of 2018 New Year Campaign Lucky Bag Sumoning Campaign

Active Skills
First Skill=

Second Skill=

Third Skill=

Noble Phantasm
Rank A+=

Rank EX=

Trivia

 * She shares the exact HP values (at both minimum and maximum) with Jack the Ripper.
 * NP Rank (Pre-NP Interlude) changed from A++ to A+ on 9 August 2017 update