Crystal is a semi known pirate known through the grand line and new world of the one piece world,she ate the Yuki Yuki no mi (the snow-snow fruit) after the events of punk hazard going into dressrosa,she has awakened the abilities of the fruit as well,she has a 350 million berry bounty and known by marines and pirates alike as the snow devil,which stuck as a nickname,she's currently crew free,which means she's not apart of any crew at the moment (but is up for grabs if anyone can try