User blog comment:Martialmaniac/How To Steal Your Devil Fruit/@comment-5690257-20150516083531/@comment-24.235.56.170-20150516231207

Maybe the top marines know, but I don't know why that would become common knowledge amongst marines. Probably the gorosei know, and maybe Sengoku too. Maybe more if they have a research division that is comprised of more than just Vegapunk.