User blog comment:Kaido King of the Beasts/Chapter 908: Imminent, Imbalanced, Improbable Whims/@comment-197.252.3.161-20180615234054/@comment-25400375-20180616202314

Considering her Devil Fruit could serve as an alternative to the Op-Op Fruit in terms of getting immortality, I would say that maybe she was hunted down once as a potential test subject. She doesn’t seem to bear that Celestial Dragon Claw.