>>527879807
Anon, that's literally the answer. Leviathan created Cartethyia to be the perfect specimen because it wanted to use her as its own body to kill everything. It's also why Fleurdelys is so freakishly strong.
>>527879959
Cartethyia is her more innocent side that reflects who she was before she became the Blessed Maiden of prophecy. It also stands out a lot less.
