"This is a creature of myth, of muggle legend. We’ve been out of contact with the Atlanteans for hundreds of years, so our information is reliant on less than reliable sources. As we know, muggles see things.. Differently. What may be a mirage or a magical being could manifest in a different way, become the monster of legend rather than what it really is. But as we travel deeper into the Ionian sea, we should be prepared for anything"